20093710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 45287424

約数和(自身を除く): 25193714

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 71, 91, 130, 142, 182, 311, 355, 455, 497, 622, 710, 910, 923, 994, 1555, 1846, 2177, 2485, 3110, 4043, 4354, 4615, 4970, 6461, 8086, 9230, 10885, 12922, 20215, 21770, 22081, 28301, 32305, 40430, 44162, 56602, 64610, 110405, 141505, 154567, 220810, 283010, 287053, 309134, 574106, 772835, 1435265, 1545670, 2009371, 2870530, 4018742, 10046855, 20093710]

約数ペア:

[(1, 20093710), (2, 10046855), (5, 4018742), (7, 2870530), (10, 2009371), (13, 1545670), (14, 1435265), (26, 772835), (35, 574106), (65, 309134), (70, 287053), (71, 283010), (91, 220810), (130, 154567), (142, 141505), (182, 110405), (311, 64610), (355, 56602), (455, 44162), (497, 40430), (622, 32305), (710, 28301), (910, 22081), (923, 21770), (994, 20215), (1555, 12922), (1846, 10885), (2177, 9230), (2485, 8086), (3110, 6461), (4043, 4970), (4354, 4615)]