3980985280

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{401309}}^1$

素因数の和:401357

約数の個数: 56

約数和(自身を含む): 9785543040

約数和(自身を除く): 5804557760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 401309, 802618, 1605236, 2006545, 3210472, 4013090, 6420944, 8026180, 12440579, 12841888, 16052360, 24881158, 25683776, 32104720, 49762316, 62202895, 64209440, 99524632, 124405790, 128418880, 199049264, 248811580, 398098528, 497623160, 796197056, 995246320, 1990492640, 3980985280]

約数ペア:

[(1, 3980985280), (2, 1990492640), (4, 995246320), (5, 796197056), (8, 497623160), (10, 398098528), (16, 248811580), (20, 199049264), (31, 128418880), (32, 124405790), (40, 99524632), (62, 64209440), (64, 62202895), (80, 49762316), (124, 32104720), (155, 25683776), (160, 24881158), (248, 16052360), (310, 12841888), (320, 12440579), (496, 8026180), (620, 6420944), (992, 4013090), (1240, 3210472), (1984, 2006545), (2480, 1605236), (4960, 802618), (9920, 401309)]