401068780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{36263}}^1$

素因数の和:36358

約数の個数: 48

約数和(自身を含む): 974776320

約数和(自身を除く): 573707540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 11060, 36263, 72526, 145052, 181315, 253841, 362630, 507682, 725260, 1015364, 1269205, 2538410, 2864777, 5076820, 5729554, 11459108, 14323885, 20053439, 28647770, 40106878, 57295540, 80213756, 100267195, 200534390, 401068780]

約数ペア:

[(1, 401068780), (2, 200534390), (4, 100267195), (5, 80213756), (7, 57295540), (10, 40106878), (14, 28647770), (20, 20053439), (28, 14323885), (35, 11459108), (70, 5729554), (79, 5076820), (140, 2864777), (158, 2538410), (316, 1269205), (395, 1015364), (553, 725260), (790, 507682), (1106, 362630), (1580, 253841), (2212, 181315), (2765, 145052), (5530, 72526), (11060, 36263)]