18374640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{76561}}^1$

素因数の和:76577

約数の個数: 40

約数和(自身を含む): 56962128

約数和(自身を除く): 38587488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 76561, 153122, 229683, 306244, 382805, 459366, 612488, 765610, 918732, 1148415, 1224976, 1531220, 1837464, 2296830, 3062440, 3674928, 4593660, 6124880, 9187320, 18374640]

約数ペア:

[(1, 18374640), (2, 9187320), (3, 6124880), (4, 4593660), (5, 3674928), (6, 3062440), (8, 2296830), (10, 1837464), (12, 1531220), (15, 1224976), (16, 1148415), (20, 918732), (24, 765610), (30, 612488), (40, 459366), (48, 382805), (60, 306244), (80, 229683), (120, 153122), (240, 76561)]