427365440

素因数分解:

$2^6\times 5^1\times {\mathrm{461}}^1\times {\mathrm{2897}}^1$

素因数の和:3375

約数の個数: 56

約数和(自身を含む): 1020223512

約数和(自身を除く): 592858072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 461, 922, 1844, 2305, 2897, 3688, 4610, 5794, 7376, 9220, 11588, 14485, 14752, 18440, 23176, 28970, 29504, 36880, 46352, 57940, 73760, 92704, 115880, 147520, 185408, 231760, 463520, 927040, 1335517, 2671034, 5342068, 6677585, 10684136, 13355170, 21368272, 26710340, 42736544, 53420680, 85473088, 106841360, 213682720, 427365440]

約数ペア:

[(1, 427365440), (2, 213682720), (4, 106841360), (5, 85473088), (8, 53420680), (10, 42736544), (16, 26710340), (20, 21368272), (32, 13355170), (40, 10684136), (64, 6677585), (80, 5342068), (160, 2671034), (320, 1335517), (461, 927040), (922, 463520), (1844, 231760), (2305, 185408), (2897, 147520), (3688, 115880), (4610, 92704), (5794, 73760), (7376, 57940), (9220, 46352), (11588, 36880), (14485, 29504), (14752, 28970), (18440, 23176)]