1330709240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{9337}}^1$

素因数の和:9864

約数の個数: 64

約数和(自身を含む): 3428913600

約数和(自身を除く): 2098204360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 509, 1018, 2036, 2545, 3563, 4072, 5090, 7126, 9337, 10180, 14252, 17815, 18674, 20360, 28504, 35630, 37348, 46685, 65359, 71260, 74696, 93370, 130718, 142520, 186740, 261436, 326795, 373480, 522872, 653590, 1307180, 2614360, 4752533, 9505066, 19010132, 23762665, 33267731, 38020264, 47525330, 66535462, 95050660, 133070924, 166338655, 190101320, 266141848, 332677310, 665354620, 1330709240]

約数ペア:

[(1, 1330709240), (2, 665354620), (4, 332677310), (5, 266141848), (7, 190101320), (8, 166338655), (10, 133070924), (14, 95050660), (20, 66535462), (28, 47525330), (35, 38020264), (40, 33267731), (56, 23762665), (70, 19010132), (140, 9505066), (280, 4752533), (509, 2614360), (1018, 1307180), (2036, 653590), (2545, 522872), (3563, 373480), (4072, 326795), (5090, 261436), (7126, 186740), (9337, 142520), (10180, 130718), (14252, 93370), (17815, 74696), (18674, 71260), (20360, 65359), (28504, 46685), (35630, 37348)]