1640356716

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{40193}}^1$

素因数の和:40398

約数の個数: 48

約数和(自身を含む): 4051555200

約数和(自身を除く): 2411198484

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 179, 228, 358, 537, 716, 1074, 2148, 3401, 6802, 10203, 13604, 20406, 40193, 40812, 80386, 120579, 160772, 241158, 482316, 763667, 1527334, 2291001, 3054668, 4582002, 7194547, 9164004, 14389094, 21583641, 28778188, 43167282, 86334564, 136696393, 273392786, 410089179, 546785572, 820178358, 1640356716]

約数ペア:

[(1, 1640356716), (2, 820178358), (3, 546785572), (4, 410089179), (6, 273392786), (12, 136696393), (19, 86334564), (38, 43167282), (57, 28778188), (76, 21583641), (114, 14389094), (179, 9164004), (228, 7194547), (358, 4582002), (537, 3054668), (716, 2291001), (1074, 1527334), (2148, 763667), (3401, 482316), (6802, 241158), (10203, 160772), (13604, 120579), (20406, 80386), (40193, 40812)]