204080410

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{20347}}^1$

素因数の和:20430

約数の個数: 32

約数和(自身を含む): 395565120

約数和(自身を除く): 191484710

約数列:

[1, 2, 5, 10, 17, 34, 59, 85, 118, 170, 295, 590, 1003, 2006, 5015, 10030, 20347, 40694, 101735, 203470, 345899, 691798, 1200473, 1729495, 2400946, 3458990, 6002365, 12004730, 20408041, 40816082, 102040205, 204080410]

約数ペア:

[(1, 204080410), (2, 102040205), (5, 40816082), (10, 20408041), (17, 12004730), (34, 6002365), (59, 3458990), (85, 2400946), (118, 1729495), (170, 1200473), (295, 691798), (590, 345899), (1003, 203470), (2006, 101735), (5015, 40694), (10030, 20347)]