15973040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8681}}^1$

素因数の和:8717

約数の個数: 40

約数和(自身を含む): 38756448

約数和(自身を除く): 22783408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 8681, 17362, 34724, 43405, 69448, 86810, 138896, 173620, 199663, 347240, 399326, 694480, 798652, 998315, 1597304, 1996630, 3194608, 3993260, 7986520, 15973040]

約数ペア:

[(1, 15973040), (2, 7986520), (4, 3993260), (5, 3194608), (8, 1996630), (10, 1597304), (16, 998315), (20, 798652), (23, 694480), (40, 399326), (46, 347240), (80, 199663), (92, 173620), (115, 138896), (184, 86810), (230, 69448), (368, 43405), (460, 34724), (920, 17362), (1840, 8681)]