1640668856

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{1399}}^1\times {\mathrm{3119}}^1$

素因数の和:4571

約数の個数: 32

約数和(自身を含む): 3144960000

約数和(自身を除く): 1504291144

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 1399, 2798, 3119, 5596, 6238, 11192, 12476, 24952, 65753, 131506, 146593, 263012, 293186, 526024, 586372, 1172744, 4363481, 8726962, 17453924, 34907848, 205083607, 410167214, 820334428, 1640668856]

約数ペア:

[(1, 1640668856), (2, 820334428), (4, 410167214), (8, 205083607), (47, 34907848), (94, 17453924), (188, 8726962), (376, 4363481), (1399, 1172744), (2798, 586372), (3119, 526024), (5596, 293186), (6238, 263012), (11192, 146593), (12476, 131506), (24952, 65753)]