20843730

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{25733}}^1$

素因数の和:25752

約数の個数: 40

約数和(自身を含む): 56048652

約数和(自身を除く): 35204922

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 25733, 51466, 77199, 128665, 154398, 231597, 257330, 385995, 463194, 694791, 771990, 1157985, 1389582, 2084373, 2315970, 3473955, 4168746, 6947910, 10421865, 20843730]

約数ペア:

[(1, 20843730), (2, 10421865), (3, 6947910), (5, 4168746), (6, 3473955), (9, 2315970), (10, 2084373), (15, 1389582), (18, 1157985), (27, 771990), (30, 694791), (45, 463194), (54, 385995), (81, 257330), (90, 231597), (135, 154398), (162, 128665), (270, 77199), (405, 51466), (810, 25733)]