885941980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{1373}}^1$

素因数の和:1819

約数の個数: 96

約数和(自身を含む): 2326786560

約数和(自身を除く): 1440844580

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 419, 770, 838, 1373, 1540, 1676, 2095, 2746, 2933, 4190, 4609, 5492, 5866, 6865, 8380, 9218, 9611, 11732, 13730, 14665, 15103, 18436, 19222, 23045, 27460, 29330, 30206, 32263, 38444, 46090, 48055, 58660, 60412, 64526, 75515, 92180, 96110, 105721, 129052, 151030, 161315, 192220, 211442, 302060, 322630, 422884, 528605, 575287, 645260, 1057210, 1150574, 2114420, 2301148, 2876435, 4027009, 5752870, 6328157, 8054018, 11505740, 12656314, 16108036, 20135045, 25312628, 31640785, 40270090, 44297099, 63281570, 80540180, 88594198, 126563140, 177188396, 221485495, 442970990, 885941980]

約数ペア:

[(1, 885941980), (2, 442970990), (4, 221485495), (5, 177188396), (7, 126563140), (10, 88594198), (11, 80540180), (14, 63281570), (20, 44297099), (22, 40270090), (28, 31640785), (35, 25312628), (44, 20135045), (55, 16108036), (70, 12656314), (77, 11505740), (110, 8054018), (140, 6328157), (154, 5752870), (220, 4027009), (308, 2876435), (385, 2301148), (419, 2114420), (770, 1150574), (838, 1057210), (1373, 645260), (1540, 575287), (1676, 528605), (2095, 422884), (2746, 322630), (2933, 302060), (4190, 211442), (4609, 192220), (5492, 161315), (5866, 151030), (6865, 129052), (8380, 105721), (9218, 96110), (9611, 92180), (11732, 75515), (13730, 64526), (14665, 60412), (15103, 58660), (18436, 48055), (19222, 46090), (23045, 38444), (27460, 32263), (29330, 30206)]