203468960

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17911}}^1$

素因数の和:17997

約数の個数: 48

約数和(自身を含む): 487492992

約数和(自身を除く): 284024032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 11360, 17911, 35822, 71644, 89555, 143288, 179110, 286576, 358220, 573152, 716440, 1271681, 1432880, 2543362, 2865760, 5086724, 6358405, 10173448, 12716810, 20346896, 25433620, 40693792, 50867240, 101734480, 203468960]

約数ペア:

[(1, 203468960), (2, 101734480), (4, 50867240), (5, 40693792), (8, 25433620), (10, 20346896), (16, 12716810), (20, 10173448), (32, 6358405), (40, 5086724), (71, 2865760), (80, 2543362), (142, 1432880), (160, 1271681), (284, 716440), (355, 573152), (568, 358220), (710, 286576), (1136, 179110), (1420, 143288), (2272, 89555), (2840, 71644), (5680, 35822), (11360, 17911)]