12138440

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4157}}^1$

素因数の和:4241

約数の個数: 32

約数和(自身を含む): 27692280

約数和(自身を除く): 15553840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 4157, 8314, 16628, 20785, 33256, 41570, 83140, 166280, 303461, 606922, 1213844, 1517305, 2427688, 3034610, 6069220, 12138440]

約数ペア:

[(1, 12138440), (2, 6069220), (4, 3034610), (5, 2427688), (8, 1517305), (10, 1213844), (20, 606922), (40, 303461), (73, 166280), (146, 83140), (292, 41570), (365, 33256), (584, 20785), (730, 16628), (1460, 8314), (2920, 4157)]