28126480

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^2\times {\mathrm{101}}^1$

素因数の和:232

約数の個数: 60

約数和(自身を含む): 67179852

約数和(自身を除く): 39053372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 101, 118, 202, 236, 295, 404, 472, 505, 590, 808, 944, 1010, 1180, 1616, 2020, 2360, 3481, 4040, 4720, 5959, 6962, 8080, 11918, 13924, 17405, 23836, 27848, 29795, 34810, 47672, 55696, 59590, 69620, 95344, 119180, 139240, 238360, 278480, 351581, 476720, 703162, 1406324, 1757905, 2812648, 3515810, 5625296, 7031620, 14063240, 28126480]

約数ペア:

[(1, 28126480), (2, 14063240), (4, 7031620), (5, 5625296), (8, 3515810), (10, 2812648), (16, 1757905), (20, 1406324), (40, 703162), (59, 476720), (80, 351581), (101, 278480), (118, 238360), (202, 139240), (236, 119180), (295, 95344), (404, 69620), (472, 59590), (505, 55696), (590, 47672), (808, 34810), (944, 29795), (1010, 27848), (1180, 23836), (1616, 17405), (2020, 13924), (2360, 11918), (3481, 8080), (4040, 6962), (4720, 5959)]