1917263810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:492

約数の個数: 128

約数和(自身を含む): 4409925120

約数和(自身を除く): 2492661310

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 89, 101, 110, 154, 178, 202, 277, 385, 445, 505, 554, 623, 707, 770, 890, 979, 1010, 1111, 1246, 1385, 1414, 1939, 1958, 2222, 2770, 3047, 3115, 3535, 3878, 4895, 5555, 6094, 6230, 6853, 7070, 7777, 8989, 9695, 9790, 11110, 13706, 15235, 15554, 17978, 19390, 21329, 24653, 27977, 30470, 34265, 38885, 42658, 44945, 49306, 55954, 62923, 68530, 77770, 89890, 98879, 106645, 123265, 125846, 139885, 172571, 195839, 197758, 213290, 246530, 271183, 279770, 307747, 314615, 345142, 391678, 494395, 542366, 615494, 629230, 692153, 862855, 979195, 988790, 1355915, 1384306, 1538735, 1725710, 1898281, 1958390, 2154229, 2489953, 2711830, 3077470, 3460765, 3796562, 4308458, 4979906, 6921530, 9491405, 10771145, 12449765, 17429671, 18982810, 21542290, 24899530, 27389483, 34859342, 54778966, 87148355, 136947415, 174296710, 191726381, 273894830, 383452762, 958631905, 1917263810]

約数ペア:

[(1, 1917263810), (2, 958631905), (5, 383452762), (7, 273894830), (10, 191726381), (11, 174296710), (14, 136947415), (22, 87148355), (35, 54778966), (55, 34859342), (70, 27389483), (77, 24899530), (89, 21542290), (101, 18982810), (110, 17429671), (154, 12449765), (178, 10771145), (202, 9491405), (277, 6921530), (385, 4979906), (445, 4308458), (505, 3796562), (554, 3460765), (623, 3077470), (707, 2711830), (770, 2489953), (890, 2154229), (979, 1958390), (1010, 1898281), (1111, 1725710), (1246, 1538735), (1385, 1384306), (1414, 1355915), (1939, 988790), (1958, 979195), (2222, 862855), (2770, 692153), (3047, 629230), (3115, 615494), (3535, 542366), (3878, 494395), (4895, 391678), (5555, 345142), (6094, 314615), (6230, 307747), (6853, 279770), (7070, 271183), (7777, 246530), (8989, 213290), (9695, 197758), (9790, 195839), (11110, 172571), (13706, 139885), (15235, 125846), (15554, 123265), (17978, 106645), (19390, 98879), (21329, 89890), (24653, 77770), (27977, 68530), (30470, 62923), (34265, 55954), (38885, 49306), (42658, 44945)]