42247720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{62129}}^1$

素因数の和:62157

約数の個数: 32

約数和(自身を含む): 100650600

約数和(自身を除く): 58402880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 62129, 124258, 248516, 310645, 497032, 621290, 1056193, 1242580, 2112386, 2485160, 4224772, 5280965, 8449544, 10561930, 21123860, 42247720]

約数ペア:

[(1, 42247720), (2, 21123860), (4, 10561930), (5, 8449544), (8, 5280965), (10, 4224772), (17, 2485160), (20, 2112386), (34, 1242580), (40, 1056193), (68, 621290), (85, 497032), (136, 310645), (170, 248516), (340, 124258), (680, 62129)]