1340859740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{467}}^1$

素因数の和:939

約数の個数: 96

約数和(自身を含む): 3185215488

約数和(自身を除く): 1844355748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 421, 467, 620, 682, 842, 934, 1364, 1684, 1705, 1868, 2105, 2335, 3410, 4210, 4631, 4670, 5137, 6820, 8420, 9262, 9340, 10274, 13051, 14477, 18524, 20548, 23155, 25685, 26102, 28954, 46310, 51370, 52204, 57908, 65255, 72385, 92620, 102740, 130510, 143561, 144770, 159247, 196607, 261020, 287122, 289540, 318494, 393214, 574244, 636988, 717805, 786428, 796235, 983035, 1435610, 1592470, 1966070, 2162677, 2871220, 3184940, 3932140, 4325354, 6094817, 8650708, 10813385, 12189634, 21626770, 24379268, 30474085, 43253540, 60948170, 67042987, 121896340, 134085974, 268171948, 335214935, 670429870, 1340859740]

約数ペア:

[(1, 1340859740), (2, 670429870), (4, 335214935), (5, 268171948), (10, 134085974), (11, 121896340), (20, 67042987), (22, 60948170), (31, 43253540), (44, 30474085), (55, 24379268), (62, 21626770), (110, 12189634), (124, 10813385), (155, 8650708), (220, 6094817), (310, 4325354), (341, 3932140), (421, 3184940), (467, 2871220), (620, 2162677), (682, 1966070), (842, 1592470), (934, 1435610), (1364, 983035), (1684, 796235), (1705, 786428), (1868, 717805), (2105, 636988), (2335, 574244), (3410, 393214), (4210, 318494), (4631, 289540), (4670, 287122), (5137, 261020), (6820, 196607), (8420, 159247), (9262, 144770), (9340, 143561), (10274, 130510), (13051, 102740), (14477, 92620), (18524, 72385), (20548, 65255), (23155, 57908), (25685, 52204), (26102, 51370), (28954, 46310)]