20677100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{12163}}^1$

素因数の和:12194

約数の個数: 36

約数和(自身を含む): 47512584

約数和(自身を除く): 26835484

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 12163, 24326, 48652, 60815, 121630, 206771, 243260, 304075, 413542, 608150, 827084, 1033855, 1216300, 2067710, 4135420, 5169275, 10338550, 20677100]

約数ペア:

[(1, 20677100), (2, 10338550), (4, 5169275), (5, 4135420), (10, 2067710), (17, 1216300), (20, 1033855), (25, 827084), (34, 608150), (50, 413542), (68, 304075), (85, 243260), (100, 206771), (170, 121630), (340, 60815), (425, 48652), (850, 24326), (1700, 12163)]