872023240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{104309}}^1$

素因数の和:104350

約数の個数: 64

約数和(自身を含む): 2253096000

約数和(自身を除く): 1381072760

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 104309, 208618, 417236, 521545, 834472, 1043090, 1147399, 1981871, 2086180, 2294798, 3963742, 4172360, 4589596, 5736995, 7927484, 9179192, 9909355, 11473990, 15854968, 19818710, 21800581, 22947980, 39637420, 43601162, 45895960, 79274840, 87202324, 109002905, 174404648, 218005810, 436011620, 872023240]

約数ペア:

[(1, 872023240), (2, 436011620), (4, 218005810), (5, 174404648), (8, 109002905), (10, 87202324), (11, 79274840), (19, 45895960), (20, 43601162), (22, 39637420), (38, 22947980), (40, 21800581), (44, 19818710), (55, 15854968), (76, 11473990), (88, 9909355), (95, 9179192), (110, 7927484), (152, 5736995), (190, 4589596), (209, 4172360), (220, 3963742), (380, 2294798), (418, 2086180), (440, 1981871), (760, 1147399), (836, 1043090), (1045, 834472), (1672, 521545), (2090, 417236), (4180, 208618), (8360, 104309)]