207136960

素因数分解:

$2^6\times 5^1\times {\mathrm{647303}}^1$

素因数の和:647320

約数の個数: 28

約数和(自身を含む): 493245648

約数和(自身を除く): 286108688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 647303, 1294606, 2589212, 3236515, 5178424, 6473030, 10356848, 12946060, 20713696, 25892120, 41427392, 51784240, 103568480, 207136960]

約数ペア:

[(1, 207136960), (2, 103568480), (4, 51784240), (5, 41427392), (8, 25892120), (10, 20713696), (16, 12946060), (20, 10356848), (32, 6473030), (40, 5178424), (64, 3236515), (80, 2589212), (160, 1294606), (320, 647303)]