30994480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{35221}}^1$

素因数の和:35245

約数の個数: 40

約数和(自身を含む): 78615504

約数和(自身を除く): 47621024

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 35221, 70442, 140884, 176105, 281768, 352210, 387431, 563536, 704420, 774862, 1408840, 1549724, 1937155, 2817680, 3099448, 3874310, 6198896, 7748620, 15497240, 30994480]

約数ペア:

[(1, 30994480), (2, 15497240), (4, 7748620), (5, 6198896), (8, 3874310), (10, 3099448), (11, 2817680), (16, 1937155), (20, 1549724), (22, 1408840), (40, 774862), (44, 704420), (55, 563536), (80, 387431), (88, 352210), (110, 281768), (176, 176105), (220, 140884), (440, 70442), (880, 35221)]