4384120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8431}}^1$

素因数の和:8455

約数の個数: 32

約数和(自身を含む): 10624320

約数和(自身を除く): 6240200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 8431, 16862, 33724, 42155, 67448, 84310, 109603, 168620, 219206, 337240, 438412, 548015, 876824, 1096030, 2192060, 4384120]

約数ペア:

[(1, 4384120), (2, 2192060), (4, 1096030), (5, 876824), (8, 548015), (10, 438412), (13, 337240), (20, 219206), (26, 168620), (40, 109603), (52, 84310), (65, 67448), (104, 42155), (130, 33724), (260, 16862), (520, 8431)]