894348760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{2179}}^1$

素因数の和:2552

約数の個数: 64

約数和(自身を含む): 2084428800

約数和(自身を除く): 1190080040

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 331, 620, 662, 1240, 1324, 1655, 2179, 2648, 3310, 4358, 6620, 8716, 10261, 10895, 13240, 17432, 20522, 21790, 41044, 43580, 51305, 67549, 82088, 87160, 102610, 135098, 205220, 270196, 337745, 410440, 540392, 675490, 721249, 1350980, 1442498, 2701960, 2884996, 3606245, 5769992, 7212490, 14424980, 22358719, 28849960, 44717438, 89434876, 111793595, 178869752, 223587190, 447174380, 894348760]

約数ペア:

[(1, 894348760), (2, 447174380), (4, 223587190), (5, 178869752), (8, 111793595), (10, 89434876), (20, 44717438), (31, 28849960), (40, 22358719), (62, 14424980), (124, 7212490), (155, 5769992), (248, 3606245), (310, 2884996), (331, 2701960), (620, 1442498), (662, 1350980), (1240, 721249), (1324, 675490), (1655, 540392), (2179, 410440), (2648, 337745), (3310, 270196), (4358, 205220), (6620, 135098), (8716, 102610), (10261, 87160), (10895, 82088), (13240, 67549), (17432, 51305), (20522, 43580), (21790, 41044)]