20220860140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2347}}^1\times {\mathrm{2549}}^1$

素因数の和:4931

約数の個数: 72

約数和(自身を含む): 46019156400

約数和(自身を除く): 25798296260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 2347, 2549, 3380, 4694, 5098, 9388, 10196, 11735, 12745, 23470, 25490, 30511, 33137, 46940, 50980, 61022, 66274, 122044, 132548, 152555, 165685, 305110, 331370, 396643, 430781, 610220, 662740, 793286, 861562, 1586572, 1723124, 1983215, 2153905, 3966430, 4307810, 5982503, 7932860, 8615620, 11965006, 23930012, 29912515, 59825030, 77772539, 119650060, 155545078, 311090156, 388862695, 777725390, 1011043007, 1555450780, 2022086014, 4044172028, 5055215035, 10110430070, 20220860140]

約数ペア:

[(1, 20220860140), (2, 10110430070), (4, 5055215035), (5, 4044172028), (10, 2022086014), (13, 1555450780), (20, 1011043007), (26, 777725390), (52, 388862695), (65, 311090156), (130, 155545078), (169, 119650060), (260, 77772539), (338, 59825030), (676, 29912515), (845, 23930012), (1690, 11965006), (2347, 8615620), (2549, 7932860), (3380, 5982503), (4694, 4307810), (5098, 3966430), (9388, 2153905), (10196, 1983215), (11735, 1723124), (12745, 1586572), (23470, 861562), (25490, 793286), (30511, 662740), (33137, 610220), (46940, 430781), (50980, 396643), (61022, 331370), (66274, 305110), (122044, 165685), (132548, 152555)]