7376980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1669}}^1$

素因数の和:1708

約数の個数: 48

約数和(自身を含む): 17675280

約数和(自身を除く): 10298300

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 1669, 2210, 3338, 4420, 6676, 8345, 16690, 21697, 28373, 33380, 43394, 56746, 86788, 108485, 113492, 141865, 216970, 283730, 368849, 433940, 567460, 737698, 1475396, 1844245, 3688490, 7376980]

約数ペア:

[(1, 7376980), (2, 3688490), (4, 1844245), (5, 1475396), (10, 737698), (13, 567460), (17, 433940), (20, 368849), (26, 283730), (34, 216970), (52, 141865), (65, 113492), (68, 108485), (85, 86788), (130, 56746), (170, 43394), (221, 33380), (260, 28373), (340, 21697), (442, 16690), (884, 8345), (1105, 6676), (1669, 4420), (2210, 3338)]