19426740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17041}}^1$

素因数の和:17072

約数の個数: 48

約数和(自身を含む): 57261120

約数和(自身を除く): 37834380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 17041, 34082, 51123, 68164, 85205, 102246, 170410, 204492, 255615, 323779, 340820, 511230, 647558, 971337, 1022460, 1295116, 1618895, 1942674, 3237790, 3885348, 4856685, 6475580, 9713370, 19426740]

約数ペア:

[(1, 19426740), (2, 9713370), (3, 6475580), (4, 4856685), (5, 3885348), (6, 3237790), (10, 1942674), (12, 1618895), (15, 1295116), (19, 1022460), (20, 971337), (30, 647558), (38, 511230), (57, 340820), (60, 323779), (76, 255615), (95, 204492), (114, 170410), (190, 102246), (228, 85205), (285, 68164), (380, 51123), (570, 34082), (1140, 17041)]