220396010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{8467}}^1$

素因数の和:8630

約数の個数: 32

約数和(自身を含む): 420690240

約数和(自身を除く): 200294230

約数列:

[1, 2, 5, 10, 19, 38, 95, 137, 190, 274, 685, 1370, 2603, 5206, 8467, 13015, 16934, 26030, 42335, 84670, 160873, 321746, 804365, 1159979, 1608730, 2319958, 5799895, 11599790, 22039601, 44079202, 110198005, 220396010]

約数ペア:

[(1, 220396010), (2, 110198005), (5, 44079202), (10, 22039601), (19, 11599790), (38, 5799895), (95, 2319958), (137, 1608730), (190, 1159979), (274, 804365), (685, 321746), (1370, 160873), (2603, 84670), (5206, 42335), (8467, 26030), (13015, 16934)]