1497931820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{972683}}^1$

素因数の和:972710

約数の個数: 48

約数和(自身を含む): 3921861888

約数和(自身を除く): 2423930068

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 972683, 1945366, 3890732, 4863415, 6808781, 9726830, 10699513, 13617562, 19453660, 21399026, 27235124, 34043905, 42798052, 53497565, 68087810, 74896591, 106995130, 136175620, 149793182, 213990260, 299586364, 374482955, 748965910, 1497931820]

約数ペア:

[(1, 1497931820), (2, 748965910), (4, 374482955), (5, 299586364), (7, 213990260), (10, 149793182), (11, 136175620), (14, 106995130), (20, 74896591), (22, 68087810), (28, 53497565), (35, 42798052), (44, 34043905), (55, 27235124), (70, 21399026), (77, 19453660), (110, 13617562), (140, 10699513), (154, 9726830), (220, 6808781), (308, 4863415), (385, 3890732), (770, 1945366), (1540, 972683)]