62672020

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 134583120

約数和(自身を除く): 71911100

約数列:

[1, 2, 4, 5, 10, 20, 89, 137, 178, 257, 274, 356, 445, 514, 548, 685, 890, 1028, 1285, 1370, 1780, 2570, 2740, 5140, 12193, 22873, 24386, 35209, 45746, 48772, 60965, 70418, 91492, 114365, 121930, 140836, 176045, 228730, 243860, 352090, 457460, 704180, 3133601, 6267202, 12534404, 15668005, 31336010, 62672020]

約数ペア:

[(1, 62672020), (2, 31336010), (4, 15668005), (5, 12534404), (10, 6267202), (20, 3133601), (89, 704180), (137, 457460), (178, 352090), (257, 243860), (274, 228730), (356, 176045), (445, 140836), (514, 121930), (548, 114365), (685, 91492), (890, 70418), (1028, 60965), (1285, 48772), (1370, 45746), (1780, 35209), (2570, 24386), (2740, 22873), (5140, 12193)]