278480

素因数分解:

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

素因数の和:131

約数の個数: 30

約数和(自身を含む): 658626

約数和(自身を除く): 380146

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 3481, 4720, 6962, 13924, 17405, 27848, 34810, 55696, 69620, 139240, 278480]

約数ペア:

[(1, 278480), (2, 139240), (4, 69620), (5, 55696), (8, 34810), (10, 27848), (16, 17405), (20, 13924), (40, 6962), (59, 4720), (80, 3481), (118, 2360), (236, 1180), (295, 944), (472, 590)]