40559540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1031}}^1$

素因数の和:1328

約数の個数: 48

約数和(自身を含む): 97784064

約数和(自身を除く): 57224524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 281, 562, 1031, 1124, 1405, 1967, 2062, 2810, 3934, 4124, 5155, 5620, 7217, 7868, 9835, 10310, 14434, 19670, 20620, 28868, 36085, 39340, 72170, 144340, 289711, 579422, 1158844, 1448555, 2027977, 2897110, 4055954, 5794220, 8111908, 10139885, 20279770, 40559540]

約数ペア:

[(1, 40559540), (2, 20279770), (4, 10139885), (5, 8111908), (7, 5794220), (10, 4055954), (14, 2897110), (20, 2027977), (28, 1448555), (35, 1158844), (70, 579422), (140, 289711), (281, 144340), (562, 72170), (1031, 39340), (1124, 36085), (1405, 28868), (1967, 20620), (2062, 19670), (2810, 14434), (3934, 10310), (4124, 9835), (5155, 7868), (5620, 7217)]