19645320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5281}}^1$

素因数の和:5326

約数の個数: 64

約数和(自身を含む): 60848640

約数和(自身を除く): 41203320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 5281, 10562, 15843, 21124, 26405, 31686, 42248, 52810, 63372, 79215, 105620, 126744, 158430, 163711, 211240, 316860, 327422, 491133, 633720, 654844, 818555, 982266, 1309688, 1637110, 1964532, 2455665, 3274220, 3929064, 4911330, 6548440, 9822660, 19645320]

約数ペア:

[(1, 19645320), (2, 9822660), (3, 6548440), (4, 4911330), (5, 3929064), (6, 3274220), (8, 2455665), (10, 1964532), (12, 1637110), (15, 1309688), (20, 982266), (24, 818555), (30, 654844), (31, 633720), (40, 491133), (60, 327422), (62, 316860), (93, 211240), (120, 163711), (124, 158430), (155, 126744), (186, 105620), (248, 79215), (310, 63372), (372, 52810), (465, 42248), (620, 31686), (744, 26405), (930, 21124), (1240, 15843), (1860, 10562), (3720, 5281)]