20170464560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1319}}^1\times {\mathrm{8311}}^1$

素因数の和:9666

約数の個数: 80

約数和(自身を含む): 48978293760

約数和(自身を除く): 28807829200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1319, 1840, 2638, 5276, 6595, 8311, 10552, 13190, 16622, 21104, 26380, 30337, 33244, 41555, 52760, 60674, 66488, 83110, 105520, 121348, 132976, 151685, 166220, 191153, 242696, 303370, 332440, 382306, 485392, 606740, 664880, 764612, 955765, 1213480, 1529224, 1911530, 2426960, 3058448, 3823060, 7646120, 10962209, 15292240, 21924418, 43848836, 54811045, 87697672, 109622090, 175395344, 219244180, 252130807, 438488360, 504261614, 876976720, 1008523228, 1260654035, 2017046456, 2521308070, 4034092912, 5042616140, 10085232280, 20170464560]

約数ペア:

[(1, 20170464560), (2, 10085232280), (4, 5042616140), (5, 4034092912), (8, 2521308070), (10, 2017046456), (16, 1260654035), (20, 1008523228), (23, 876976720), (40, 504261614), (46, 438488360), (80, 252130807), (92, 219244180), (115, 175395344), (184, 109622090), (230, 87697672), (368, 54811045), (460, 43848836), (920, 21924418), (1319, 15292240), (1840, 10962209), (2638, 7646120), (5276, 3823060), (6595, 3058448), (8311, 2426960), (10552, 1911530), (13190, 1529224), (16622, 1213480), (21104, 955765), (26380, 764612), (30337, 664880), (33244, 606740), (41555, 485392), (52760, 382306), (60674, 332440), (66488, 303370), (83110, 242696), (105520, 191153), (121348, 166220), (132976, 151685)]