429945080

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{176207}}^1$

素因数の和:176279

約数の個数: 32

約数和(自身を含む): 983240640

約数和(自身を除く): 553295560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 176207, 352414, 704828, 881035, 1409656, 1762070, 3524140, 7048280, 10748627, 21497254, 42994508, 53743135, 85989016, 107486270, 214972540, 429945080]

約数ペア:

[(1, 429945080), (2, 214972540), (4, 107486270), (5, 85989016), (8, 53743135), (10, 42994508), (20, 21497254), (40, 10748627), (61, 7048280), (122, 3524140), (244, 1762070), (305, 1409656), (488, 881035), (610, 704828), (1220, 352414), (2440, 176207)]