304818140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{72923}}^1$

素因数の和:72962

約数の個数: 48

約数和(自身を含む): 735073920

約数和(自身を除く): 430255780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 72923, 145846, 291692, 364615, 729230, 802153, 1385537, 1458460, 1604306, 2771074, 3208612, 4010765, 5542148, 6927685, 8021530, 13855370, 15240907, 16043060, 27710740, 30481814, 60963628, 76204535, 152409070, 304818140]

約数ペア:

[(1, 304818140), (2, 152409070), (4, 76204535), (5, 60963628), (10, 30481814), (11, 27710740), (19, 16043060), (20, 15240907), (22, 13855370), (38, 8021530), (44, 6927685), (55, 5542148), (76, 4010765), (95, 3208612), (110, 2771074), (190, 1604306), (209, 1458460), (220, 1385537), (380, 802153), (418, 729230), (836, 364615), (1045, 291692), (2090, 145846), (4180, 72923)]