20218842480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{84245177}}^1$

素因数の和:84245193

約数の個数: 40

約数和(自身を含む): 62678412432

約数和(自身を除く): 42459569952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 84245177, 168490354, 252735531, 336980708, 421225885, 505471062, 673961416, 842451770, 1010942124, 1263677655, 1347922832, 1684903540, 2021884248, 2527355310, 3369807080, 4043768496, 5054710620, 6739614160, 10109421240, 20218842480]

約数ペア:

[(1, 20218842480), (2, 10109421240), (3, 6739614160), (4, 5054710620), (5, 4043768496), (6, 3369807080), (8, 2527355310), (10, 2021884248), (12, 1684903540), (15, 1347922832), (16, 1263677655), (20, 1010942124), (24, 842451770), (30, 673961416), (40, 505471062), (48, 421225885), (60, 336980708), (80, 252735531), (120, 168490354), (240, 84245177)]