2587960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:160

約数の個数: 64

約数和(自身を含む): 6350400

約数和(自身を除く): 3762440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 40, 46, 58, 92, 97, 115, 116, 145, 184, 194, 230, 232, 290, 388, 460, 485, 580, 667, 776, 920, 970, 1160, 1334, 1940, 2231, 2668, 2813, 3335, 3880, 4462, 5336, 5626, 6670, 8924, 11155, 11252, 13340, 14065, 17848, 22310, 22504, 26680, 28130, 44620, 56260, 64699, 89240, 112520, 129398, 258796, 323495, 517592, 646990, 1293980, 2587960]

約数ペア:

[(1, 2587960), (2, 1293980), (4, 646990), (5, 517592), (8, 323495), (10, 258796), (20, 129398), (23, 112520), (29, 89240), (40, 64699), (46, 56260), (58, 44620), (92, 28130), (97, 26680), (115, 22504), (116, 22310), (145, 17848), (184, 14065), (194, 13340), (230, 11252), (232, 11155), (290, 8924), (388, 6670), (460, 5626), (485, 5336), (580, 4462), (667, 3880), (776, 3335), (920, 2813), (970, 2668), (1160, 2231), (1334, 1940)]