7884021620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{653}}^1$

素因数の和:945

約数の個数: 96

約数和(自身を含む): 17258693760

約数和(自身を除く): 9374672140

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 101, 139, 172, 202, 215, 278, 404, 430, 505, 556, 653, 695, 860, 1010, 1306, 1390, 2020, 2612, 2780, 3265, 4343, 5977, 6530, 8686, 11954, 13060, 14039, 17372, 21715, 23908, 28078, 28079, 29885, 43430, 56156, 56158, 59770, 65953, 70195, 86860, 90767, 112316, 119540, 131906, 140390, 140395, 181534, 263812, 280780, 280790, 329765, 363068, 453835, 561580, 603677, 659530, 907670, 1207354, 1319060, 1815340, 2414708, 2835979, 3018385, 3902981, 5671958, 6036770, 7805962, 9167467, 11343916, 12073540, 14179895, 15611924, 18334934, 19514905, 28359790, 36669868, 39029810, 45837335, 56719580, 78059620, 91674670, 183349340, 394201081, 788402162, 1576804324, 1971005405, 3942010810, 7884021620]

約数ペア:

[(1, 7884021620), (2, 3942010810), (4, 1971005405), (5, 1576804324), (10, 788402162), (20, 394201081), (43, 183349340), (86, 91674670), (101, 78059620), (139, 56719580), (172, 45837335), (202, 39029810), (215, 36669868), (278, 28359790), (404, 19514905), (430, 18334934), (505, 15611924), (556, 14179895), (653, 12073540), (695, 11343916), (860, 9167467), (1010, 7805962), (1306, 6036770), (1390, 5671958), (2020, 3902981), (2612, 3018385), (2780, 2835979), (3265, 2414708), (4343, 1815340), (5977, 1319060), (6530, 1207354), (8686, 907670), (11954, 659530), (13060, 603677), (14039, 561580), (17372, 453835), (21715, 363068), (23908, 329765), (28078, 280790), (28079, 280780), (29885, 263812), (43430, 181534), (56156, 140395), (56158, 140390), (59770, 131906), (65953, 119540), (70195, 112316), (86860, 90767)]