41897960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:630

約数の個数: 64

約数和(自身を含む): 102286800

約数和(自身を除く): 60388840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 197, 260, 394, 409, 520, 788, 818, 985, 1576, 1636, 1970, 2045, 2561, 3272, 3940, 4090, 5122, 5317, 7880, 8180, 10244, 10634, 12805, 16360, 20488, 21268, 25610, 26585, 42536, 51220, 53170, 80573, 102440, 106340, 161146, 212680, 322292, 402865, 644584, 805730, 1047449, 1611460, 2094898, 3222920, 4189796, 5237245, 8379592, 10474490, 20948980, 41897960]

約数ペア:

[(1, 41897960), (2, 20948980), (4, 10474490), (5, 8379592), (8, 5237245), (10, 4189796), (13, 3222920), (20, 2094898), (26, 1611460), (40, 1047449), (52, 805730), (65, 644584), (104, 402865), (130, 322292), (197, 212680), (260, 161146), (394, 106340), (409, 102440), (520, 80573), (788, 53170), (818, 51220), (985, 42536), (1576, 26585), (1636, 25610), (1970, 21268), (2045, 20488), (2561, 16360), (3272, 12805), (3940, 10634), (4090, 10244), (5122, 8180), (5317, 7880)]