21793620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11717}}^1$

素因数の和:11760

約数の個数: 48

約数和(自身を含む): 62995968

約数和(自身を除く): 41202348

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, 11717, 23434, 35151, 46868, 58585, 70302, 117170, 140604, 175755, 234340, 351510, 363227, 703020, 726454, 1089681, 1452908, 1816135, 2179362, 3632270, 4358724, 5448405, 7264540, 10896810, 21793620]

約数ペア:

[(1, 21793620), (2, 10896810), (3, 7264540), (4, 5448405), (5, 4358724), (6, 3632270), (10, 2179362), (12, 1816135), (15, 1452908), (20, 1089681), (30, 726454), (31, 703020), (60, 363227), (62, 351510), (93, 234340), (124, 175755), (155, 140604), (186, 117170), (310, 70302), (372, 58585), (465, 46868), (620, 35151), (930, 23434), (1860, 11717)]