20202936180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{25357}}^1$

素因数の和:25654

約数の個数: 144

約数和(自身を含む): 66049272576

約数和(自身を除く): 45846336396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 271, 294, 420, 490, 542, 588, 735, 813, 980, 1084, 1355, 1470, 1626, 1897, 2710, 2940, 3252, 3794, 4065, 5420, 5691, 7588, 8130, 9485, 11382, 13279, 16260, 18970, 22764, 25357, 26558, 28455, 37940, 39837, 50714, 53116, 56910, 66395, 76071, 79674, 101428, 113820, 126785, 132790, 152142, 159348, 177499, 199185, 253570, 265580, 304284, 354998, 380355, 398370, 507140, 532497, 709996, 760710, 796740, 887495, 1064994, 1242493, 1521420, 1774990, 2129988, 2484986, 2662485, 3549980, 3727479, 4969972, 5324970, 6212465, 6871747, 7454958, 10649940, 12424930, 13743494, 14909916, 18637395, 20615241, 24849860, 27486988, 34358735, 37274790, 41230482, 48102229, 68717470, 74549580, 82460964, 96204458, 103076205, 137434940, 144306687, 192408916, 206152410, 240511145, 288613374, 336715603, 412304820, 481022290, 577226748, 673431206, 721533435, 962044580, 1010146809, 1346862412, 1443066870, 1683578015, 2020293618, 2886133740, 3367156030, 4040587236, 5050734045, 6734312060, 10101468090, 20202936180]

約数ペア:

[(1, 20202936180), (2, 10101468090), (3, 6734312060), (4, 5050734045), (5, 4040587236), (6, 3367156030), (7, 2886133740), (10, 2020293618), (12, 1683578015), (14, 1443066870), (15, 1346862412), (20, 1010146809), (21, 962044580), (28, 721533435), (30, 673431206), (35, 577226748), (42, 481022290), (49, 412304820), (60, 336715603), (70, 288613374), (84, 240511145), (98, 206152410), (105, 192408916), (140, 144306687), (147, 137434940), (196, 103076205), (210, 96204458), (245, 82460964), (271, 74549580), (294, 68717470), (420, 48102229), (490, 41230482), (542, 37274790), (588, 34358735), (735, 27486988), (813, 24849860), (980, 20615241), (1084, 18637395), (1355, 14909916), (1470, 13743494), (1626, 12424930), (1897, 10649940), (2710, 7454958), (2940, 6871747), (3252, 6212465), (3794, 5324970), (4065, 4969972), (5420, 3727479), (5691, 3549980), (7588, 2662485), (8130, 2484986), (9485, 2129988), (11382, 1774990), (13279, 1521420), (16260, 1242493), (18970, 1064994), (22764, 887495), (25357, 796740), (26558, 760710), (28455, 709996), (37940, 532497), (39837, 507140), (50714, 398370), (53116, 380355), (56910, 354998), (66395, 304284), (76071, 265580), (79674, 253570), (101428, 199185), (113820, 177499), (126785, 159348), (132790, 152142)]