418869520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{168899}}^1$

素因数の和:168943

約数の個数: 40

約数和(自身を含む): 1005292800

約数和(自身を除く): 586423280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 168899, 337798, 675596, 844495, 1351192, 1688990, 2702384, 3377980, 5235869, 6755960, 10471738, 13511920, 20943476, 26179345, 41886952, 52358690, 83773904, 104717380, 209434760, 418869520]

約数ペア:

[(1, 418869520), (2, 209434760), (4, 104717380), (5, 83773904), (8, 52358690), (10, 41886952), (16, 26179345), (20, 20943476), (31, 13511920), (40, 10471738), (62, 6755960), (80, 5235869), (124, 3377980), (155, 2702384), (248, 1688990), (310, 1351192), (496, 844495), (620, 675596), (1240, 337798), (2480, 168899)]