207498980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{1459}}^1$

素因数の和:2028

約数の個数: 48

約数和(自身を含む): 470447040

約数和(自身を除く): 262948060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 547, 1094, 1459, 2188, 2735, 2918, 5470, 5836, 7111, 7295, 10940, 14222, 14590, 18967, 28444, 29180, 35555, 37934, 71110, 75868, 94835, 142220, 189670, 379340, 798073, 1596146, 3192292, 3990365, 7980730, 10374949, 15961460, 20749898, 41499796, 51874745, 103749490, 207498980]

約数ペア:

[(1, 207498980), (2, 103749490), (4, 51874745), (5, 41499796), (10, 20749898), (13, 15961460), (20, 10374949), (26, 7980730), (52, 3990365), (65, 3192292), (130, 1596146), (260, 798073), (547, 379340), (1094, 189670), (1459, 142220), (2188, 94835), (2735, 75868), (2918, 71110), (5470, 37934), (5836, 35555), (7111, 29180), (7295, 28444), (10940, 18967), (14222, 14590)]