40239400

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{4679}}^1$

素因数の和:4738

約数の個数: 48

約数和(自身を含む): 95752800

約数和(自身を除く): 55513400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1720, 2150, 4300, 4679, 8600, 9358, 18716, 23395, 37432, 46790, 93580, 116975, 187160, 201197, 233950, 402394, 467900, 804788, 935800, 1005985, 1609576, 2011970, 4023940, 5029925, 8047880, 10059850, 20119700, 40239400]

約数ペア:

[(1, 40239400), (2, 20119700), (4, 10059850), (5, 8047880), (8, 5029925), (10, 4023940), (20, 2011970), (25, 1609576), (40, 1005985), (43, 935800), (50, 804788), (86, 467900), (100, 402394), (172, 233950), (200, 201197), (215, 187160), (344, 116975), (430, 93580), (860, 46790), (1075, 37432), (1720, 23395), (2150, 18716), (4300, 9358), (4679, 8600)]