20683669240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1\times {\mathrm{1667}}^1$

素因数の和:2021

約数の個数: 128

約数和(自身を含む): 50843842560

約数和(自身を除く): 30160173320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 107, 130, 214, 223, 260, 428, 446, 520, 535, 856, 892, 1070, 1115, 1391, 1667, 1784, 2140, 2230, 2782, 2899, 3334, 4280, 4460, 5564, 5798, 6668, 6955, 8335, 8920, 11128, 11596, 13336, 13910, 14495, 16670, 21671, 23192, 23861, 27820, 28990, 33340, 43342, 47722, 55640, 57980, 66680, 86684, 95444, 108355, 115960, 119305, 173368, 178369, 190888, 216710, 238610, 310193, 356738, 371741, 433420, 477220, 620386, 713476, 743482, 866840, 891845, 954440, 1240772, 1426952, 1486964, 1550965, 1783690, 1858705, 2318797, 2481544, 2973928, 3101930, 3567380, 3717410, 4637594, 4832633, 6203860, 7134760, 7434820, 9275188, 9665266, 11593985, 12407720, 14869640, 18550376, 19330532, 23187970, 24163165, 38661064, 39776287, 46375940, 48326330, 79552574, 92751880, 96652660, 159105148, 193305320, 198881435, 318210296, 397762870, 517091731, 795525740, 1034183462, 1591051480, 2068366924, 2585458655, 4136733848, 5170917310, 10341834620, 20683669240]

約数ペア:

[(1, 20683669240), (2, 10341834620), (4, 5170917310), (5, 4136733848), (8, 2585458655), (10, 2068366924), (13, 1591051480), (20, 1034183462), (26, 795525740), (40, 517091731), (52, 397762870), (65, 318210296), (104, 198881435), (107, 193305320), (130, 159105148), (214, 96652660), (223, 92751880), (260, 79552574), (428, 48326330), (446, 46375940), (520, 39776287), (535, 38661064), (856, 24163165), (892, 23187970), (1070, 19330532), (1115, 18550376), (1391, 14869640), (1667, 12407720), (1784, 11593985), (2140, 9665266), (2230, 9275188), (2782, 7434820), (2899, 7134760), (3334, 6203860), (4280, 4832633), (4460, 4637594), (5564, 3717410), (5798, 3567380), (6668, 3101930), (6955, 2973928), (8335, 2481544), (8920, 2318797), (11128, 1858705), (11596, 1783690), (13336, 1550965), (13910, 1486964), (14495, 1426952), (16670, 1240772), (21671, 954440), (23192, 891845), (23861, 866840), (27820, 743482), (28990, 713476), (33340, 620386), (43342, 477220), (47722, 433420), (55640, 371741), (57980, 356738), (66680, 310193), (86684, 238610), (95444, 216710), (108355, 190888), (115960, 178369), (119305, 173368)]