201949480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{569}}^1$

素因数の和:1066

約数の個数: 64

約数和(自身を含む): 480168000

約数和(自身を除く): 278218520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 467, 569, 760, 934, 1138, 1868, 2276, 2335, 2845, 3736, 4552, 4670, 5690, 8873, 9340, 10811, 11380, 17746, 18680, 21622, 22760, 35492, 43244, 44365, 54055, 70984, 86488, 88730, 108110, 177460, 216220, 265723, 354920, 432440, 531446, 1062892, 1328615, 2125784, 2657230, 5048737, 5314460, 10097474, 10628920, 20194948, 25243685, 40389896, 50487370, 100974740, 201949480]

約数ペア:

[(1, 201949480), (2, 100974740), (4, 50487370), (5, 40389896), (8, 25243685), (10, 20194948), (19, 10628920), (20, 10097474), (38, 5314460), (40, 5048737), (76, 2657230), (95, 2125784), (152, 1328615), (190, 1062892), (380, 531446), (467, 432440), (569, 354920), (760, 265723), (934, 216220), (1138, 177460), (1868, 108110), (2276, 88730), (2335, 86488), (2845, 70984), (3736, 54055), (4552, 44365), (4670, 43244), (5690, 35492), (8873, 22760), (9340, 21622), (10811, 18680), (11380, 17746)]