388304930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{701}}^1\times {\mathrm{4261}}^1$

素因数の和:4982

約数の個数: 32

約数和(自身を含む): 753964848

約数和(自身を除く): 365659918

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 701, 1402, 3505, 4261, 7010, 8522, 9113, 18226, 21305, 42610, 45565, 55393, 91130, 110786, 276965, 553930, 2986961, 5973922, 14934805, 29869610, 38830493, 77660986, 194152465, 388304930]

約数ペア:

[(1, 388304930), (2, 194152465), (5, 77660986), (10, 38830493), (13, 29869610), (26, 14934805), (65, 5973922), (130, 2986961), (701, 553930), (1402, 276965), (3505, 110786), (4261, 91130), (7010, 55393), (8522, 45565), (9113, 42610), (18226, 21305)]