42160780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{463}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 92373120

約数和(自身を除く): 50212340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 157, 290, 314, 463, 580, 628, 785, 926, 1570, 1852, 2315, 3140, 4553, 4630, 9106, 9260, 13427, 18212, 22765, 26854, 45530, 53708, 67135, 72691, 91060, 134270, 145382, 268540, 290764, 363455, 726910, 1453820, 2108039, 4216078, 8432156, 10540195, 21080390, 42160780]

約数ペア:

[(1, 42160780), (2, 21080390), (4, 10540195), (5, 8432156), (10, 4216078), (20, 2108039), (29, 1453820), (58, 726910), (116, 363455), (145, 290764), (157, 268540), (290, 145382), (314, 134270), (463, 91060), (580, 72691), (628, 67135), (785, 53708), (926, 45530), (1570, 26854), (1852, 22765), (2315, 18212), (3140, 13427), (4553, 9260), (4630, 9106)]