2488977520

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{3739}}^1$

素因数の和:3962

約数の個数: 80

約数和(自身を含む): 5935200480

約数和(自身を除く): 3446222960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 157, 212, 265, 314, 424, 530, 628, 785, 848, 1060, 1256, 1570, 2120, 2512, 3140, 3739, 4240, 6280, 7478, 8321, 12560, 14956, 16642, 18695, 29912, 33284, 37390, 41605, 59824, 66568, 74780, 83210, 133136, 149560, 166420, 198167, 299120, 332840, 396334, 587023, 665680, 792668, 990835, 1174046, 1585336, 1981670, 2348092, 2935115, 3170672, 3963340, 4696184, 5870230, 7926680, 9392368, 11740460, 15853360, 23480920, 31112219, 46961840, 62224438, 124448876, 155561095, 248897752, 311122190, 497795504, 622244380, 1244488760, 2488977520]

約数ペア:

[(1, 2488977520), (2, 1244488760), (4, 622244380), (5, 497795504), (8, 311122190), (10, 248897752), (16, 155561095), (20, 124448876), (40, 62224438), (53, 46961840), (80, 31112219), (106, 23480920), (157, 15853360), (212, 11740460), (265, 9392368), (314, 7926680), (424, 5870230), (530, 4696184), (628, 3963340), (785, 3170672), (848, 2935115), (1060, 2348092), (1256, 1981670), (1570, 1585336), (2120, 1174046), (2512, 990835), (3140, 792668), (3739, 665680), (4240, 587023), (6280, 396334), (7478, 332840), (8321, 299120), (12560, 198167), (14956, 166420), (16642, 149560), (18695, 133136), (29912, 83210), (33284, 74780), (37390, 66568), (41605, 59824)]