74353420

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{401}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 159925248

約数和(自身を除く): 85571828

約数列:

[1, 2, 4, 5, 10, 20, 73, 127, 146, 254, 292, 365, 401, 508, 635, 730, 802, 1270, 1460, 1604, 2005, 2540, 4010, 8020, 9271, 18542, 29273, 37084, 46355, 50927, 58546, 92710, 101854, 117092, 146365, 185420, 203708, 254635, 292730, 509270, 585460, 1018540, 3717671, 7435342, 14870684, 18588355, 37176710, 74353420]

約数ペア:

[(1, 74353420), (2, 37176710), (4, 18588355), (5, 14870684), (10, 7435342), (20, 3717671), (73, 1018540), (127, 585460), (146, 509270), (254, 292730), (292, 254635), (365, 203708), (401, 185420), (508, 146365), (635, 117092), (730, 101854), (802, 92710), (1270, 58546), (1460, 50927), (1604, 46355), (2005, 37084), (2540, 29273), (4010, 18542), (8020, 9271)]