2488577140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{119299}}^1$

素因数の和:119464

約数の個数: 48

約数和(自身を含む): 6012720000

約数和(自身を除く): 3524142860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2086, 2980, 4172, 5215, 10430, 20860, 119299, 238598, 477196, 596495, 835093, 1192990, 1670186, 2385980, 3340372, 4175465, 8350930, 16701860, 17775551, 35551102, 71102204, 88877755, 124428857, 177755510, 248857714, 355511020, 497715428, 622144285, 1244288570, 2488577140]

約数ペア:

[(1, 2488577140), (2, 1244288570), (4, 622144285), (5, 497715428), (7, 355511020), (10, 248857714), (14, 177755510), (20, 124428857), (28, 88877755), (35, 71102204), (70, 35551102), (140, 17775551), (149, 16701860), (298, 8350930), (596, 4175465), (745, 3340372), (1043, 2385980), (1490, 1670186), (2086, 1192990), (2980, 835093), (4172, 596495), (5215, 477196), (10430, 238598), (20860, 119299)]