17853180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1997}}^1$

素因数の和:2158

約数の個数: 48

約数和(自身を含む): 50349600

約数和(自身を除く): 32496420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 894, 1490, 1788, 1997, 2235, 2980, 3994, 4470, 5991, 7988, 8940, 9985, 11982, 19970, 23964, 29955, 39940, 59910, 119820, 297553, 595106, 892659, 1190212, 1487765, 1785318, 2975530, 3570636, 4463295, 5951060, 8926590, 17853180]

約数ペア:

[(1, 17853180), (2, 8926590), (3, 5951060), (4, 4463295), (5, 3570636), (6, 2975530), (10, 1785318), (12, 1487765), (15, 1190212), (20, 892659), (30, 595106), (60, 297553), (149, 119820), (298, 59910), (447, 39940), (596, 29955), (745, 23964), (894, 19970), (1490, 11982), (1788, 9985), (1997, 8940), (2235, 7988), (2980, 5991), (3994, 4470)]