619391060

素因数分解:

$2^2\times 5^1\times {\mathrm{1543}}^1\times {\mathrm{20071}}^1$

素因数の和:21623

約数の個数: 24

約数和(自身を含む): 1301629056

約数和(自身を除く): 682237996

約数列:

[1, 2, 4, 5, 10, 20, 1543, 3086, 6172, 7715, 15430, 20071, 30860, 40142, 80284, 100355, 200710, 401420, 30969553, 61939106, 123878212, 154847765, 309695530, 619391060]

約数ペア:

[(1, 619391060), (2, 309695530), (4, 154847765), (5, 123878212), (10, 61939106), (20, 30969553), (1543, 401420), (3086, 200710), (6172, 100355), (7715, 80284), (15430, 40142), (20071, 30860)]