39275440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28879}}^1$

素因数の和:28909

約数の個数: 40

約数和(自身を含む): 96690240

約数和(自身を除く): 57414800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 28879, 57758, 115516, 144395, 231032, 288790, 462064, 490943, 577580, 981886, 1155160, 1963772, 2310320, 2454715, 3927544, 4909430, 7855088, 9818860, 19637720, 39275440]

約数ペア:

[(1, 39275440), (2, 19637720), (4, 9818860), (5, 7855088), (8, 4909430), (10, 3927544), (16, 2454715), (17, 2310320), (20, 1963772), (34, 1155160), (40, 981886), (68, 577580), (80, 490943), (85, 462064), (136, 288790), (170, 231032), (272, 144395), (340, 115516), (680, 57758), (1360, 28879)]