2209740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2833}}^1$

素因数の和:2858

約数の個数: 48

約数和(自身を含む): 6665568

約数和(自身を除く): 4455828

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, 2833, 5666, 8499, 11332, 14165, 16998, 28330, 33996, 36829, 42495, 56660, 73658, 84990, 110487, 147316, 169980, 184145, 220974, 368290, 441948, 552435, 736580, 1104870, 2209740]

約数ペア:

[(1, 2209740), (2, 1104870), (3, 736580), (4, 552435), (5, 441948), (6, 368290), (10, 220974), (12, 184145), (13, 169980), (15, 147316), (20, 110487), (26, 84990), (30, 73658), (39, 56660), (52, 42495), (60, 36829), (65, 33996), (78, 28330), (130, 16998), (156, 14165), (195, 11332), (260, 8499), (390, 5666), (780, 2833)]