7939910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 17107200

約数和(自身を除く): 9167290

約数列:

[1, 2, 5, 10, 11, 19, 22, 29, 38, 55, 58, 95, 110, 131, 145, 190, 209, 262, 290, 319, 418, 551, 638, 655, 1045, 1102, 1310, 1441, 1595, 2090, 2489, 2755, 2882, 3190, 3799, 4978, 5510, 6061, 7205, 7598, 12122, 12445, 14410, 18995, 24890, 27379, 30305, 37990, 41789, 54758, 60610, 72181, 83578, 136895, 144362, 208945, 273790, 360905, 417890, 721810, 793991, 1587982, 3969955, 7939910]

約数ペア:

[(1, 7939910), (2, 3969955), (5, 1587982), (10, 793991), (11, 721810), (19, 417890), (22, 360905), (29, 273790), (38, 208945), (55, 144362), (58, 136895), (95, 83578), (110, 72181), (131, 60610), (145, 54758), (190, 41789), (209, 37990), (262, 30305), (290, 27379), (319, 24890), (418, 18995), (551, 14410), (638, 12445), (655, 12122), (1045, 7598), (1102, 7205), (1310, 6061), (1441, 5510), (1595, 4978), (2090, 3799), (2489, 3190), (2755, 2882)]