30159620

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 65620800

約数和(自身を除く): 35461180

約数列:

[1, 2, 4, 5, 10, 20, 59, 61, 118, 122, 236, 244, 295, 305, 419, 590, 610, 838, 1180, 1220, 1676, 2095, 3599, 4190, 7198, 8380, 14396, 17995, 24721, 25559, 35990, 49442, 51118, 71980, 98884, 102236, 123605, 127795, 247210, 255590, 494420, 511180, 1507981, 3015962, 6031924, 7539905, 15079810, 30159620]

約数ペア:

[(1, 30159620), (2, 15079810), (4, 7539905), (5, 6031924), (10, 3015962), (20, 1507981), (59, 511180), (61, 494420), (118, 255590), (122, 247210), (236, 127795), (244, 123605), (295, 102236), (305, 98884), (419, 71980), (590, 51118), (610, 49442), (838, 35990), (1180, 25559), (1220, 24721), (1676, 17995), (2095, 14396), (3599, 8380), (4190, 7198)]