667303420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{42181}}^1$

素因数の和:42310

約数の個数: 48

約数和(自身を含む): 1615739328

約数和(自身を除く): 948435908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 3164, 3955, 7910, 15820, 42181, 84362, 168724, 210905, 295267, 421810, 590534, 843620, 1181068, 1476335, 2952670, 4766453, 5905340, 9532906, 19065812, 23832265, 33365171, 47664530, 66730342, 95329060, 133460684, 166825855, 333651710, 667303420]

約数ペア:

[(1, 667303420), (2, 333651710), (4, 166825855), (5, 133460684), (7, 95329060), (10, 66730342), (14, 47664530), (20, 33365171), (28, 23832265), (35, 19065812), (70, 9532906), (113, 5905340), (140, 4766453), (226, 2952670), (452, 1476335), (565, 1181068), (791, 843620), (1130, 590534), (1582, 421810), (2260, 295267), (3164, 210905), (3955, 168724), (7910, 84362), (15820, 42181)]