53867940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{128257}}^1$

素因数の和:128276

約数の個数: 48

約数和(自身を含む): 172378752

約数和(自身を除く): 118510812

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 128257, 256514, 384771, 513028, 641285, 769542, 897799, 1282570, 1539084, 1795598, 1923855, 2565140, 2693397, 3591196, 3847710, 4488995, 5386794, 7695420, 8977990, 10773588, 13466985, 17955980, 26933970, 53867940]

約数ペア:

[(1, 53867940), (2, 26933970), (3, 17955980), (4, 13466985), (5, 10773588), (6, 8977990), (7, 7695420), (10, 5386794), (12, 4488995), (14, 3847710), (15, 3591196), (20, 2693397), (21, 2565140), (28, 1923855), (30, 1795598), (35, 1539084), (42, 1282570), (60, 897799), (70, 769542), (84, 641285), (105, 513028), (140, 384771), (210, 256514), (420, 128257)]