421900944

素因数分解:

$2^4\times 3^1\times {\mathrm{1999}}^1\times {\mathrm{4397}}^1$

素因数の和:6407

約数の個数: 40

約数和(自身を含む): 1090704000

約数和(自身を除く): 668803056

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1999, 3998, 4397, 5997, 7996, 8794, 11994, 13191, 15992, 17588, 23988, 26382, 31984, 35176, 47976, 52764, 70352, 95952, 105528, 211056, 8789603, 17579206, 26368809, 35158412, 52737618, 70316824, 105475236, 140633648, 210950472, 421900944]

約数ペア:

[(1, 421900944), (2, 210950472), (3, 140633648), (4, 105475236), (6, 70316824), (8, 52737618), (12, 35158412), (16, 26368809), (24, 17579206), (48, 8789603), (1999, 211056), (3998, 105528), (4397, 95952), (5997, 70352), (7996, 52764), (8794, 47976), (11994, 35176), (13191, 31984), (15992, 26382), (17588, 23988)]