1254142010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:432

約数の個数: 96

約数和(自身を含む): 2581785360

約数和(自身を除く): 1327643350

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 109, 110, 121, 185, 218, 242, 257, 370, 407, 514, 545, 605, 814, 1090, 1199, 1210, 1285, 2035, 2398, 2570, 2827, 4033, 4070, 4477, 5654, 5995, 8066, 8954, 9509, 11990, 13189, 14135, 19018, 20165, 22385, 26378, 28013, 28270, 31097, 40330, 44363, 44770, 47545, 56026, 62194, 65945, 88726, 95090, 104599, 131890, 140065, 155485, 209198, 221815, 280130, 308143, 310970, 443630, 487993, 522995, 616286, 975986, 1036481, 1045990, 1150589, 1540715, 2072962, 2301178, 2439965, 3081430, 3389573, 4879930, 5182405, 5752945, 6779146, 10364810, 11401291, 11505890, 16947865, 22802582, 33895730, 57006455, 114012910, 125414201, 250828402, 627071005, 1254142010]

約数ペア:

[(1, 1254142010), (2, 627071005), (5, 250828402), (10, 125414201), (11, 114012910), (22, 57006455), (37, 33895730), (55, 22802582), (74, 16947865), (109, 11505890), (110, 11401291), (121, 10364810), (185, 6779146), (218, 5752945), (242, 5182405), (257, 4879930), (370, 3389573), (407, 3081430), (514, 2439965), (545, 2301178), (605, 2072962), (814, 1540715), (1090, 1150589), (1199, 1045990), (1210, 1036481), (1285, 975986), (2035, 616286), (2398, 522995), (2570, 487993), (2827, 443630), (4033, 310970), (4070, 308143), (4477, 280130), (5654, 221815), (5995, 209198), (8066, 155485), (8954, 140065), (9509, 131890), (11990, 104599), (13189, 95090), (14135, 88726), (19018, 65945), (20165, 62194), (22385, 56026), (26378, 47545), (28013, 44770), (28270, 44363), (31097, 40330)]