28906260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15541}}^1$

素因数の和:15584

約数の個数: 48

約数和(自身を含む): 83553792

約数和(自身を除く): 54647532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 15541, 31082, 46623, 62164, 77705, 93246, 155410, 186492, 233115, 310820, 466230, 481771, 932460, 963542, 1445313, 1927084, 2408855, 2890626, 4817710, 5781252, 7226565, 9635420, 14453130, 28906260]

約数ペア:

[(1, 28906260), (2, 14453130), (3, 9635420), (4, 7226565), (5, 5781252), (6, 4817710), (10, 2890626), (12, 2408855), (15, 1927084), (20, 1445313), (30, 963542), (31, 932460), (60, 481771), (62, 466230), (93, 310820), (124, 233115), (155, 186492), (186, 155410), (310, 93246), (372, 77705), (465, 62164), (620, 46623), (930, 31082), (1860, 15541)]