477236440

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{853}}^1$

素因数の和:1132

約数の個数: 64

約数和(自身を含む): 1095716160

約数和(自身を除く): 618479720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 197, 284, 355, 394, 568, 710, 788, 853, 985, 1420, 1576, 1706, 1970, 2840, 3412, 3940, 4265, 6824, 7880, 8530, 13987, 17060, 27974, 34120, 55948, 60563, 69935, 111896, 121126, 139870, 168041, 242252, 279740, 302815, 336082, 484504, 559480, 605630, 672164, 840205, 1211260, 1344328, 1680410, 2422520, 3360820, 6721640, 11930911, 23861822, 47723644, 59654555, 95447288, 119309110, 238618220, 477236440]

約数ペア:

[(1, 477236440), (2, 238618220), (4, 119309110), (5, 95447288), (8, 59654555), (10, 47723644), (20, 23861822), (40, 11930911), (71, 6721640), (142, 3360820), (197, 2422520), (284, 1680410), (355, 1344328), (394, 1211260), (568, 840205), (710, 672164), (788, 605630), (853, 559480), (985, 484504), (1420, 336082), (1576, 302815), (1706, 279740), (1970, 242252), (2840, 168041), (3412, 139870), (3940, 121126), (4265, 111896), (6824, 69935), (7880, 60563), (8530, 55948), (13987, 34120), (17060, 27974)]