28394480

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{12239}}^1$

素因数の和:12281

約数の個数: 40

約数和(自身を含む): 68299200

約数和(自身を除く): 39904720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 12239, 24478, 48956, 61195, 97912, 122390, 195824, 244780, 354931, 489560, 709862, 979120, 1419724, 1774655, 2839448, 3549310, 5678896, 7098620, 14197240, 28394480]

約数ペア:

[(1, 28394480), (2, 14197240), (4, 7098620), (5, 5678896), (8, 3549310), (10, 2839448), (16, 1774655), (20, 1419724), (29, 979120), (40, 709862), (58, 489560), (80, 354931), (116, 244780), (145, 195824), (232, 122390), (290, 97912), (464, 61195), (580, 48956), (1160, 24478), (2320, 12239)]