390027380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{613}}^1\times {\mathrm{1097}}^1$

素因数の和:1748

約数の個数: 48

約数和(自身を含む): 849456720

約数和(自身を除く): 459429340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 613, 1097, 1226, 2194, 2452, 3065, 4388, 5485, 6130, 10970, 12260, 17777, 21940, 31813, 35554, 63626, 71108, 88885, 127252, 159065, 177770, 318130, 355540, 636260, 672461, 1344922, 2689844, 3362305, 6724610, 13449220, 19501369, 39002738, 78005476, 97506845, 195013690, 390027380]

約数ペア:

[(1, 390027380), (2, 195013690), (4, 97506845), (5, 78005476), (10, 39002738), (20, 19501369), (29, 13449220), (58, 6724610), (116, 3362305), (145, 2689844), (290, 1344922), (580, 672461), (613, 636260), (1097, 355540), (1226, 318130), (2194, 177770), (2452, 159065), (3065, 127252), (4388, 88885), (5485, 71108), (6130, 63626), (10970, 35554), (12260, 31813), (17777, 21940)]