1235688040

素因数分解:

$2^3\times 5^1\times {\mathrm{1747}}^1\times {\mathrm{17683}}^1$

素因数の和:19441

約数の個数: 32

約数和(自身を含む): 2782046880

約数和(自身を除く): 1546358840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1747, 3494, 6988, 8735, 13976, 17470, 17683, 34940, 35366, 69880, 70732, 88415, 141464, 176830, 353660, 707320, 30892201, 61784402, 123568804, 154461005, 247137608, 308922010, 617844020, 1235688040]

約数ペア:

[(1, 1235688040), (2, 617844020), (4, 308922010), (5, 247137608), (8, 154461005), (10, 123568804), (20, 61784402), (40, 30892201), (1747, 707320), (3494, 353660), (6988, 176830), (8735, 141464), (13976, 88415), (17470, 70732), (17683, 69880), (34940, 35366)]