85963940

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{839}}^1$

素因数の和:1004

約数の個数: 48

約数和(自身を含む): 186278400

約数和(自身を除く): 100314460

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 109, 188, 218, 235, 436, 470, 545, 839, 940, 1090, 1678, 2180, 3356, 4195, 5123, 8390, 10246, 16780, 20492, 25615, 39433, 51230, 78866, 91451, 102460, 157732, 182902, 197165, 365804, 394330, 457255, 788660, 914510, 1829020, 4298197, 8596394, 17192788, 21490985, 42981970, 85963940]

約数ペア:

[(1, 85963940), (2, 42981970), (4, 21490985), (5, 17192788), (10, 8596394), (20, 4298197), (47, 1829020), (94, 914510), (109, 788660), (188, 457255), (218, 394330), (235, 365804), (436, 197165), (470, 182902), (545, 157732), (839, 102460), (940, 91451), (1090, 78866), (1678, 51230), (2180, 39433), (3356, 25615), (4195, 20492), (5123, 16780), (8390, 10246)]