2116746520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{673}}^1$

素因数の和:977

約数の個数: 128

約数和(自身を含む): 5590425600

約数和(自身を除く): 3473679080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 239, 280, 329, 376, 470, 478, 658, 673, 940, 956, 1195, 1316, 1346, 1645, 1673, 1880, 1912, 2390, 2632, 2692, 3290, 3346, 3365, 4711, 4780, 5384, 6580, 6692, 6730, 8365, 9422, 9560, 11233, 13160, 13384, 13460, 16730, 18844, 22466, 23555, 26920, 31631, 33460, 37688, 44932, 47110, 56165, 63262, 66920, 78631, 89864, 94220, 112330, 126524, 157262, 158155, 160847, 188440, 221417, 224660, 253048, 314524, 316310, 321694, 393155, 442834, 449320, 629048, 632620, 643388, 786310, 804235, 885668, 1107085, 1125929, 1265240, 1286776, 1572620, 1608470, 1771336, 2214170, 2251858, 3145240, 3216940, 4428340, 4503716, 5629645, 6433880, 7559809, 8856680, 9007432, 11259290, 15119618, 22518580, 30239236, 37799045, 45037160, 52918663, 60478472, 75598090, 105837326, 151196180, 211674652, 264593315, 302392360, 423349304, 529186630, 1058373260, 2116746520]

約数ペア:

[(1, 2116746520), (2, 1058373260), (4, 529186630), (5, 423349304), (7, 302392360), (8, 264593315), (10, 211674652), (14, 151196180), (20, 105837326), (28, 75598090), (35, 60478472), (40, 52918663), (47, 45037160), (56, 37799045), (70, 30239236), (94, 22518580), (140, 15119618), (188, 11259290), (235, 9007432), (239, 8856680), (280, 7559809), (329, 6433880), (376, 5629645), (470, 4503716), (478, 4428340), (658, 3216940), (673, 3145240), (940, 2251858), (956, 2214170), (1195, 1771336), (1316, 1608470), (1346, 1572620), (1645, 1286776), (1673, 1265240), (1880, 1125929), (1912, 1107085), (2390, 885668), (2632, 804235), (2692, 786310), (3290, 643388), (3346, 632620), (3365, 629048), (4711, 449320), (4780, 442834), (5384, 393155), (6580, 321694), (6692, 316310), (6730, 314524), (8365, 253048), (9422, 224660), (9560, 221417), (11233, 188440), (13160, 160847), (13384, 158155), (13460, 157262), (16730, 126524), (18844, 112330), (22466, 94220), (23555, 89864), (26920, 78631), (31631, 66920), (33460, 63262), (37688, 56165), (44932, 47110)]