42920120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{34613}}^1$

素因数の和:34655

約数の個数: 32

約数和(自身を含む): 99688320

約数和(自身を除く): 56768200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 34613, 69226, 138452, 173065, 276904, 346130, 692260, 1073003, 1384520, 2146006, 4292012, 5365015, 8584024, 10730030, 21460060, 42920120]

約数ペア:

[(1, 42920120), (2, 21460060), (4, 10730030), (5, 8584024), (8, 5365015), (10, 4292012), (20, 2146006), (31, 1384520), (40, 1073003), (62, 692260), (124, 346130), (155, 276904), (248, 173065), (310, 138452), (620, 69226), (1240, 34613)]