3122020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{617}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 7475328

約数和(自身を除く): 4353308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 617, 1012, 1234, 1265, 2468, 2530, 3085, 5060, 6170, 6787, 12340, 13574, 14191, 27148, 28382, 33935, 56764, 67870, 70955, 135740, 141910, 156101, 283820, 312202, 624404, 780505, 1561010, 3122020]

約数ペア:

[(1, 3122020), (2, 1561010), (4, 780505), (5, 624404), (10, 312202), (11, 283820), (20, 156101), (22, 141910), (23, 135740), (44, 70955), (46, 67870), (55, 56764), (92, 33935), (110, 28382), (115, 27148), (220, 14191), (230, 13574), (253, 12340), (460, 6787), (506, 6170), (617, 5060), (1012, 3085), (1234, 2530), (1265, 2468)]