20743400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{6101}}^1$

素因数の和:6134

約数の個数: 48

約数和(自身を含む): 51073740

約数和(自身を除く): 30330340

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 6101, 12202, 24404, 30505, 48808, 61010, 103717, 122020, 152525, 207434, 244040, 305050, 414868, 518585, 610100, 829736, 1037170, 1220200, 2074340, 2592925, 4148680, 5185850, 10371700, 20743400]

約数ペア:

[(1, 20743400), (2, 10371700), (4, 5185850), (5, 4148680), (8, 2592925), (10, 2074340), (17, 1220200), (20, 1037170), (25, 829736), (34, 610100), (40, 518585), (50, 414868), (68, 305050), (85, 244040), (100, 207434), (136, 152525), (170, 122020), (200, 103717), (340, 61010), (425, 48808), (680, 30505), (850, 24404), (1700, 12202), (3400, 6101)]