2875590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1$

素因数の和:461

約数の個数: 48

約数和(自身を含む): 7581600

約数和(自身を除く): 4706010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 359, 445, 534, 718, 801, 890, 1077, 1335, 1602, 1795, 2154, 2670, 3231, 3590, 4005, 5385, 6462, 8010, 10770, 16155, 31951, 32310, 63902, 95853, 159755, 191706, 287559, 319510, 479265, 575118, 958530, 1437795, 2875590]

約数ペア:

[(1, 2875590), (2, 1437795), (3, 958530), (5, 575118), (6, 479265), (9, 319510), (10, 287559), (15, 191706), (18, 159755), (30, 95853), (45, 63902), (89, 32310), (90, 31951), (178, 16155), (267, 10770), (359, 8010), (445, 6462), (534, 5385), (718, 4005), (801, 3590), (890, 3231), (1077, 2670), (1335, 2154), (1602, 1795)]