27980940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1237}}^1$

素因数の和:1291

約数の個数: 96

約数和(自身を含む): 87353280

約数和(自身を除く): 59372340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 29, 30, 39, 52, 58, 60, 65, 78, 87, 116, 130, 145, 156, 174, 195, 260, 290, 348, 377, 390, 435, 580, 754, 780, 870, 1131, 1237, 1508, 1740, 1885, 2262, 2474, 3711, 3770, 4524, 4948, 5655, 6185, 7422, 7540, 11310, 12370, 14844, 16081, 18555, 22620, 24740, 32162, 35873, 37110, 48243, 64324, 71746, 74220, 80405, 96486, 107619, 143492, 160810, 179365, 192972, 215238, 241215, 321620, 358730, 430476, 466349, 482430, 538095, 717460, 932698, 964860, 1076190, 1399047, 1865396, 2152380, 2331745, 2798094, 4663490, 5596188, 6995235, 9326980, 13990470, 27980940]

約数ペア:

[(1, 27980940), (2, 13990470), (3, 9326980), (4, 6995235), (5, 5596188), (6, 4663490), (10, 2798094), (12, 2331745), (13, 2152380), (15, 1865396), (20, 1399047), (26, 1076190), (29, 964860), (30, 932698), (39, 717460), (52, 538095), (58, 482430), (60, 466349), (65, 430476), (78, 358730), (87, 321620), (116, 241215), (130, 215238), (145, 192972), (156, 179365), (174, 160810), (195, 143492), (260, 107619), (290, 96486), (348, 80405), (377, 74220), (390, 71746), (435, 64324), (580, 48243), (754, 37110), (780, 35873), (870, 32162), (1131, 24740), (1237, 22620), (1508, 18555), (1740, 16081), (1885, 14844), (2262, 12370), (2474, 11310), (3711, 7540), (3770, 7422), (4524, 6185), (4948, 5655)]