617440

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 1551312

約数和(自身を除く): 933872

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 227, 272, 340, 454, 544, 680, 908, 1135, 1360, 1816, 2270, 2720, 3632, 3859, 4540, 7264, 7718, 9080, 15436, 18160, 19295, 30872, 36320, 38590, 61744, 77180, 123488, 154360, 308720, 617440]

約数ペア:

[(1, 617440), (2, 308720), (4, 154360), (5, 123488), (8, 77180), (10, 61744), (16, 38590), (17, 36320), (20, 30872), (32, 19295), (34, 18160), (40, 15436), (68, 9080), (80, 7718), (85, 7264), (136, 4540), (160, 3859), (170, 3632), (227, 2720), (272, 2270), (340, 1816), (454, 1360), (544, 1135), (680, 908)]