216936740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{4337}}^1$

素因数の和:4448

約数の個数: 48

約数和(自身を含む): 474438384

約数和(自身を除く): 257501644

約数列:

[1, 2, 4, 5, 10, 20, 41, 61, 82, 122, 164, 205, 244, 305, 410, 610, 820, 1220, 2501, 4337, 5002, 8674, 10004, 12505, 17348, 21685, 25010, 43370, 50020, 86740, 177817, 264557, 355634, 529114, 711268, 889085, 1058228, 1322785, 1778170, 2645570, 3556340, 5291140, 10846837, 21693674, 43387348, 54234185, 108468370, 216936740]

約数ペア:

[(1, 216936740), (2, 108468370), (4, 54234185), (5, 43387348), (10, 21693674), (20, 10846837), (41, 5291140), (61, 3556340), (82, 2645570), (122, 1778170), (164, 1322785), (205, 1058228), (244, 889085), (305, 711268), (410, 529114), (610, 355634), (820, 264557), (1220, 177817), (2501, 86740), (4337, 50020), (5002, 43370), (8674, 25010), (10004, 21685), (12505, 17348)]