56475160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1997}}^1$

素因数の和:2116

約数の個数: 64

約数和(自身を含む): 146733120

約数和(自身を除く): 90257960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 101, 140, 202, 280, 404, 505, 707, 808, 1010, 1414, 1997, 2020, 2828, 3535, 3994, 4040, 5656, 7070, 7988, 9985, 13979, 14140, 15976, 19970, 27958, 28280, 39940, 55916, 69895, 79880, 111832, 139790, 201697, 279580, 403394, 559160, 806788, 1008485, 1411879, 1613576, 2016970, 2823758, 4033940, 5647516, 7059395, 8067880, 11295032, 14118790, 28237580, 56475160]

約数ペア:

[(1, 56475160), (2, 28237580), (4, 14118790), (5, 11295032), (7, 8067880), (8, 7059395), (10, 5647516), (14, 4033940), (20, 2823758), (28, 2016970), (35, 1613576), (40, 1411879), (56, 1008485), (70, 806788), (101, 559160), (140, 403394), (202, 279580), (280, 201697), (404, 139790), (505, 111832), (707, 79880), (808, 69895), (1010, 55916), (1414, 39940), (1997, 28280), (2020, 27958), (2828, 19970), (3535, 15976), (3994, 14140), (4040, 13979), (5656, 9985), (7070, 7988)]