2580248

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 5346000

約数和(自身を除く): 2765752

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 109, 218, 269, 436, 538, 872, 1076, 1199, 2152, 2398, 2959, 4796, 5918, 9592, 11836, 23672, 29321, 58642, 117284, 234568, 322531, 645062, 1290124, 2580248]

約数ペア:

[(1, 2580248), (2, 1290124), (4, 645062), (8, 322531), (11, 234568), (22, 117284), (44, 58642), (88, 29321), (109, 23672), (218, 11836), (269, 9592), (436, 5918), (538, 4796), (872, 2959), (1076, 2398), (1199, 2152)]