38870320

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3709}}^1$

素因数の和:3853

約数の個数: 40

約数和(自身を含む): 91087920

約数和(自身を除く): 52217600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 3709, 5240, 7418, 10480, 14836, 18545, 29672, 37090, 59344, 74180, 148360, 296720, 485879, 971758, 1943516, 2429395, 3887032, 4858790, 7774064, 9717580, 19435160, 38870320]

約数ペア:

[(1, 38870320), (2, 19435160), (4, 9717580), (5, 7774064), (8, 4858790), (10, 3887032), (16, 2429395), (20, 1943516), (40, 971758), (80, 485879), (131, 296720), (262, 148360), (524, 74180), (655, 59344), (1048, 37090), (1310, 29672), (2096, 18545), (2620, 14836), (3709, 10480), (5240, 7418)]