28289480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37223}}^1$

素因数の和:37253

約数の個数: 32

約数和(自身を含む): 67003200

約数和(自身を除く): 38713720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 37223, 74446, 148892, 186115, 297784, 372230, 707237, 744460, 1414474, 1488920, 2828948, 3536185, 5657896, 7072370, 14144740, 28289480]

約数ペア:

[(1, 28289480), (2, 14144740), (4, 7072370), (5, 5657896), (8, 3536185), (10, 2828948), (19, 1488920), (20, 1414474), (38, 744460), (40, 707237), (76, 372230), (95, 297784), (152, 186115), (190, 148892), (380, 74446), (760, 37223)]