9917240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13049}}^1$

素因数の和:13079

約数の個数: 32

約数和(自身を含む): 23490000

約数和(自身を除く): 13572760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 13049, 26098, 52196, 65245, 104392, 130490, 247931, 260980, 495862, 521960, 991724, 1239655, 1983448, 2479310, 4958620, 9917240]

約数ペア:

[(1, 9917240), (2, 4958620), (4, 2479310), (5, 1983448), (8, 1239655), (10, 991724), (19, 521960), (20, 495862), (38, 260980), (40, 247931), (76, 130490), (95, 104392), (152, 65245), (190, 52196), (380, 26098), (760, 13049)]