31226480

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5347}}^1$

素因数の和:5433

約数の個数: 40

約数和(自身を含む): 73609872

約数和(自身を除く): 42383392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5347, 5840, 10694, 21388, 26735, 42776, 53470, 85552, 106940, 213880, 390331, 427760, 780662, 1561324, 1951655, 3122648, 3903310, 6245296, 7806620, 15613240, 31226480]

約数ペア:

[(1, 31226480), (2, 15613240), (4, 7806620), (5, 6245296), (8, 3903310), (10, 3122648), (16, 1951655), (20, 1561324), (40, 780662), (73, 427760), (80, 390331), (146, 213880), (292, 106940), (365, 85552), (584, 53470), (730, 42776), (1168, 26735), (1460, 21388), (2920, 10694), (5347, 5840)]