420291240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{3502427}}^1$

素因数の和:3502441

約数の個数: 32

約数和(自身を含む): 1260874080

約数和(自身を除く): 840582840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 3502427, 7004854, 10507281, 14009708, 17512135, 21014562, 28019416, 35024270, 42029124, 52536405, 70048540, 84058248, 105072810, 140097080, 210145620, 420291240]

約数ペア:

[(1, 420291240), (2, 210145620), (3, 140097080), (4, 105072810), (5, 84058248), (6, 70048540), (8, 52536405), (10, 42029124), (12, 35024270), (15, 28019416), (20, 21014562), (24, 17512135), (30, 14009708), (40, 10507281), (60, 7004854), (120, 3502427)]