9855363460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1523}}^1\times {\mathrm{17029}}^1$

素因数の和:18580

約数の個数: 48

約数和(自身を含む): 21801124800

約数和(自身を除く): 11945761340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1523, 3046, 6092, 7615, 15230, 17029, 28937, 30460, 34058, 57874, 68116, 85145, 115748, 144685, 170290, 289370, 323551, 340580, 578740, 647102, 1294204, 1617755, 3235510, 6471020, 25935167, 51870334, 103740668, 129675835, 259351670, 492768173, 518703340, 985536346, 1971072692, 2463840865, 4927681730, 9855363460]

約数ペア:

[(1, 9855363460), (2, 4927681730), (4, 2463840865), (5, 1971072692), (10, 985536346), (19, 518703340), (20, 492768173), (38, 259351670), (76, 129675835), (95, 103740668), (190, 51870334), (380, 25935167), (1523, 6471020), (3046, 3235510), (6092, 1617755), (7615, 1294204), (15230, 647102), (17029, 578740), (28937, 340580), (30460, 323551), (34058, 289370), (57874, 170290), (68116, 144685), (85145, 115748)]