1119492730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{277}}^1$

素因数の和:631

約数の個数: 64

約数和(自身を含む): 2161728000

約数和(自身を除く): 1042235270

約数列:

[1, 2, 5, 10, 19, 38, 89, 95, 178, 190, 239, 277, 445, 478, 554, 890, 1195, 1385, 1691, 2390, 2770, 3382, 4541, 5263, 8455, 9082, 10526, 16910, 21271, 22705, 24653, 26315, 42542, 45410, 49306, 52630, 66203, 106355, 123265, 132406, 212710, 246530, 331015, 404149, 468407, 662030, 808298, 936814, 1257857, 2020745, 2342035, 2515714, 4041490, 4684070, 5892067, 6289285, 11784134, 12578570, 29460335, 58920670, 111949273, 223898546, 559746365, 1119492730]

約数ペア:

[(1, 1119492730), (2, 559746365), (5, 223898546), (10, 111949273), (19, 58920670), (38, 29460335), (89, 12578570), (95, 11784134), (178, 6289285), (190, 5892067), (239, 4684070), (277, 4041490), (445, 2515714), (478, 2342035), (554, 2020745), (890, 1257857), (1195, 936814), (1385, 808298), (1691, 662030), (2390, 468407), (2770, 404149), (3382, 331015), (4541, 246530), (5263, 212710), (8455, 132406), (9082, 123265), (10526, 106355), (16910, 66203), (21271, 52630), (22705, 49306), (24653, 45410), (26315, 42542)]