20208090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:316

約数の個数: 96

約数和(自身を含む): 57620160

約数和(自身を除く): 37412070

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 59, 70, 98, 105, 118, 147, 177, 210, 233, 245, 294, 295, 354, 413, 466, 490, 590, 699, 735, 826, 885, 1165, 1239, 1398, 1470, 1631, 1770, 2065, 2330, 2478, 2891, 3262, 3495, 4130, 4893, 5782, 6195, 6990, 8155, 8673, 9786, 11417, 12390, 13747, 14455, 16310, 17346, 22834, 24465, 27494, 28910, 34251, 41241, 43365, 48930, 57085, 68502, 68735, 82482, 86730, 96229, 114170, 137470, 171255, 192458, 206205, 288687, 342510, 412410, 481145, 577374, 673603, 962290, 1347206, 1443435, 2020809, 2886870, 3368015, 4041618, 6736030, 10104045, 20208090]

約数ペア:

[(1, 20208090), (2, 10104045), (3, 6736030), (5, 4041618), (6, 3368015), (7, 2886870), (10, 2020809), (14, 1443435), (15, 1347206), (21, 962290), (30, 673603), (35, 577374), (42, 481145), (49, 412410), (59, 342510), (70, 288687), (98, 206205), (105, 192458), (118, 171255), (147, 137470), (177, 114170), (210, 96229), (233, 86730), (245, 82482), (294, 68735), (295, 68502), (354, 57085), (413, 48930), (466, 43365), (490, 41241), (590, 34251), (699, 28910), (735, 27494), (826, 24465), (885, 22834), (1165, 17346), (1239, 16310), (1398, 14455), (1470, 13747), (1631, 12390), (1770, 11417), (2065, 9786), (2330, 8673), (2478, 8155), (2891, 6990), (3262, 6195), (3495, 5782), (4130, 4893)]