420354080

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{37003}}^1$

素因数の和:37089

約数の個数: 48

約数和(自身を含む): 1007100864

約数和(自身を除く): 586746784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 11360, 37003, 74006, 148012, 185015, 296024, 370030, 592048, 740060, 1184096, 1480120, 2627213, 2960240, 5254426, 5920480, 10508852, 13136065, 21017704, 26272130, 42035408, 52544260, 84070816, 105088520, 210177040, 420354080]

約数ペア:

[(1, 420354080), (2, 210177040), (4, 105088520), (5, 84070816), (8, 52544260), (10, 42035408), (16, 26272130), (20, 21017704), (32, 13136065), (40, 10508852), (71, 5920480), (80, 5254426), (142, 2960240), (160, 2627213), (284, 1480120), (355, 1184096), (568, 740060), (710, 592048), (1136, 370030), (1420, 296024), (2272, 185015), (2840, 148012), (5680, 74006), (11360, 37003)]