40379820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51769}}^1$

素因数の和:51794

約数の個数: 48

約数和(自身を含む): 121763040

約数和(自身を除く): 81383220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 51769, 103538, 155307, 207076, 258845, 310614, 517690, 621228, 672997, 776535, 1035380, 1345994, 1553070, 2018991, 2691988, 3106140, 3364985, 4037982, 6729970, 8075964, 10094955, 13459940, 20189910, 40379820]

約数ペア:

[(1, 40379820), (2, 20189910), (3, 13459940), (4, 10094955), (5, 8075964), (6, 6729970), (10, 4037982), (12, 3364985), (13, 3106140), (15, 2691988), (20, 2018991), (26, 1553070), (30, 1345994), (39, 1035380), (52, 776535), (60, 672997), (65, 621228), (78, 517690), (130, 310614), (156, 258845), (195, 207076), (260, 155307), (390, 103538), (780, 51769)]