2639490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{12569}}^1$

素因数の和:12586

約数の個数: 32

約数和(自身を含む): 7240320

約数和(自身を除く): 4600830

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 12569, 25138, 37707, 62845, 75414, 87983, 125690, 175966, 188535, 263949, 377070, 439915, 527898, 879830, 1319745, 2639490]

約数ペア:

[(1, 2639490), (2, 1319745), (3, 879830), (5, 527898), (6, 439915), (7, 377070), (10, 263949), (14, 188535), (15, 175966), (21, 125690), (30, 87983), (35, 75414), (42, 62845), (70, 37707), (105, 25138), (210, 12569)]