1028551480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{75407}}^1$

素因数の和:75460

約数の個数: 64

約数和(自身を含む): 2606100480

約数和(自身を除く): 1577549000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 6820, 13640, 75407, 150814, 301628, 377035, 603256, 754070, 829477, 1508140, 1658954, 2337617, 3016280, 3317908, 4147385, 4675234, 6635816, 8294770, 9350468, 11688085, 16589540, 18700936, 23376170, 25713787, 33179080, 46752340, 51427574, 93504680, 102855148, 128568935, 205710296, 257137870, 514275740, 1028551480]

約数ペア:

[(1, 1028551480), (2, 514275740), (4, 257137870), (5, 205710296), (8, 128568935), (10, 102855148), (11, 93504680), (20, 51427574), (22, 46752340), (31, 33179080), (40, 25713787), (44, 23376170), (55, 18700936), (62, 16589540), (88, 11688085), (110, 9350468), (124, 8294770), (155, 6635816), (220, 4675234), (248, 4147385), (310, 3317908), (341, 3016280), (440, 2337617), (620, 1658954), (682, 1508140), (1240, 829477), (1364, 754070), (1705, 603256), (2728, 377035), (3410, 301628), (6820, 150814), (13640, 75407)]