3891980.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 69672960

約数和(自身を除く): 40709720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 191, 223, 340, 382, 446, 680, 764, 892, 955, 1115, 1528, 1784, 1910, 2230, 3247, 3791, 3820, 4460, 6494, 7582, 7640, 8920, 12988, 15164, 16235, 18955, 25976, 30328, 32470, 37910, 42593, 64940, 75820, 85186, 129880, 151640, 170372, 212965, 340744, 425930, 724081, 851860, 1448162, 1703720, 2896324, 3620405, 5792648, 7240810, 14481620, 28963240]

約数ペア:

[(1, 28963240), (2, 14481620), (4, 7240810), (5, 5792648), (8, 3620405), (10, 2896324), (17, 1703720), (20, 1448162), (34, 851860), (40, 724081), (68, 425930), (85, 340744), (136, 212965), (170, 170372), (191, 151640), (223, 129880), (340, 85186), (382, 75820), (446, 64940), (680, 42593), (764, 37910), (892, 32470), (955, 30328), (1115, 25976), (1528, 18955), (1784, 16235), (1910, 15164), (2230, 12988), (3247, 8920), (3791, 7640), (3820, 7582), (4460, 6494)]