2787390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{30971}}^1$

素因数の和:30984

約数の個数: 24

約数和(自身を含む): 7247448

約数和(自身を除く): 4460058

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 30971, 61942, 92913, 154855, 185826, 278739, 309710, 464565, 557478, 929130, 1393695, 2787390]

約数ペア:

[(1, 2787390), (2, 1393695), (3, 929130), (5, 557478), (6, 464565), (9, 309710), (10, 278739), (15, 185826), (18, 154855), (30, 92913), (45, 61942), (90, 30971)]