202368640

素因数分解:

$2^7\times 5^1\times {\mathrm{316201}}^1$

素因数の和:316220

約数の個数: 32

約数和(自身を含む): 483789060

約数和(自身を除く): 281420420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 316201, 632402, 1264804, 1581005, 2529608, 3162010, 5059216, 6324020, 10118432, 12648040, 20236864, 25296080, 40473728, 50592160, 101184320, 202368640]

約数ペア:

[(1, 202368640), (2, 101184320), (4, 50592160), (5, 40473728), (8, 25296080), (10, 20236864), (16, 12648040), (20, 10118432), (32, 6324020), (40, 5059216), (64, 3162010), (80, 2529608), (128, 1581005), (160, 1264804), (320, 632402), (640, 316201)]