2102390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:256

約数の個数: 32

約数和(自身を含む): 4082400

約数和(自身を除く): 1980010

約数列:

[1, 2, 5, 10, 17, 34, 83, 85, 149, 166, 170, 298, 415, 745, 830, 1411, 1490, 2533, 2822, 5066, 7055, 12367, 12665, 14110, 24734, 25330, 61835, 123670, 210239, 420478, 1051195, 2102390]

約数ペア:

[(1, 2102390), (2, 1051195), (5, 420478), (10, 210239), (17, 123670), (34, 61835), (83, 25330), (85, 24734), (149, 14110), (166, 12665), (170, 12367), (298, 7055), (415, 5066), (745, 2822), (830, 2533), (1411, 1490)]