74571980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{23159}}^1$

素因数の和:23198

約数の個数: 48

約数和(自身を含む): 186762240

約数和(自身を除く): 112190260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 23159, 46318, 92636, 115795, 162113, 231590, 324226, 463180, 532657, 648452, 810565, 1065314, 1621130, 2130628, 2663285, 3242260, 3728599, 5326570, 7457198, 10653140, 14914396, 18642995, 37285990, 74571980]

約数ペア:

[(1, 74571980), (2, 37285990), (4, 18642995), (5, 14914396), (7, 10653140), (10, 7457198), (14, 5326570), (20, 3728599), (23, 3242260), (28, 2663285), (35, 2130628), (46, 1621130), (70, 1065314), (92, 810565), (115, 648452), (140, 532657), (161, 463180), (230, 324226), (322, 231590), (460, 162113), (644, 115795), (805, 92636), (1610, 46318), (3220, 23159)]