90916240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{49411}}^1$

素因数の和:49447

約数の個数: 40

約数和(自身を含む): 220575168

約数和(自身を除く): 129658928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 49411, 98822, 197644, 247055, 395288, 494110, 790576, 988220, 1136453, 1976440, 2272906, 3952880, 4545812, 5682265, 9091624, 11364530, 18183248, 22729060, 45458120, 90916240]

約数ペア:

[(1, 90916240), (2, 45458120), (4, 22729060), (5, 18183248), (8, 11364530), (10, 9091624), (16, 5682265), (20, 4545812), (23, 3952880), (40, 2272906), (46, 1976440), (80, 1136453), (92, 988220), (115, 790576), (184, 494110), (230, 395288), (368, 247055), (460, 197644), (920, 98822), (1840, 49411)]