20203050

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:364

約数の個数: 96

約数和(自身を含む): 58281984

約数和(自身を除く): 38078934

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 71, 75, 105, 142, 150, 175, 210, 213, 271, 350, 355, 426, 497, 525, 542, 710, 813, 994, 1050, 1065, 1355, 1491, 1626, 1775, 1897, 2130, 2485, 2710, 2982, 3550, 3794, 4065, 4970, 5325, 5691, 6775, 7455, 8130, 9485, 10650, 11382, 12425, 13550, 14910, 18970, 19241, 20325, 24850, 28455, 37275, 38482, 40650, 47425, 56910, 57723, 74550, 94850, 96205, 115446, 134687, 142275, 192410, 269374, 284550, 288615, 404061, 481025, 577230, 673435, 808122, 962050, 1346870, 1443075, 2020305, 2886150, 3367175, 4040610, 6734350, 10101525, 20203050]

約数ペア:

[(1, 20203050), (2, 10101525), (3, 6734350), (5, 4040610), (6, 3367175), (7, 2886150), (10, 2020305), (14, 1443075), (15, 1346870), (21, 962050), (25, 808122), (30, 673435), (35, 577230), (42, 481025), (50, 404061), (70, 288615), (71, 284550), (75, 269374), (105, 192410), (142, 142275), (150, 134687), (175, 115446), (210, 96205), (213, 94850), (271, 74550), (350, 57723), (355, 56910), (426, 47425), (497, 40650), (525, 38482), (542, 37275), (710, 28455), (813, 24850), (994, 20325), (1050, 19241), (1065, 18970), (1355, 14910), (1491, 13550), (1626, 12425), (1775, 11382), (1897, 10650), (2130, 9485), (2485, 8130), (2710, 7455), (2982, 6775), (3550, 5691), (3794, 5325), (4065, 4970)]