70091980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{4957}}^1$

素因数の和:5074

約数の個数: 48

約数和(自身を含む): 169920576

約数和(自身を除く): 99828596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 4957, 7070, 9914, 14140, 19828, 24785, 34699, 49570, 69398, 99140, 138796, 173495, 346990, 500657, 693980, 1001314, 2002628, 2503285, 3504599, 5006570, 7009198, 10013140, 14018396, 17522995, 35045990, 70091980]

約数ペア:

[(1, 70091980), (2, 35045990), (4, 17522995), (5, 14018396), (7, 10013140), (10, 7009198), (14, 5006570), (20, 3504599), (28, 2503285), (35, 2002628), (70, 1001314), (101, 693980), (140, 500657), (202, 346990), (404, 173495), (505, 138796), (707, 99140), (1010, 69398), (1414, 49570), (2020, 34699), (2828, 24785), (3535, 19828), (4957, 14140), (7070, 9914)]