2445376880

素因数分解:

$2^4\times 5^1\times {\mathrm{5413}}^1\times {\mathrm{5647}}^1$

素因数の和:11073

約数の個数: 40

約数和(自身を含む): 5687558592

約数和(自身を除く): 3242181712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5413, 5647, 10826, 11294, 21652, 22588, 27065, 28235, 43304, 45176, 54130, 56470, 86608, 90352, 108260, 112940, 216520, 225880, 433040, 451760, 30567211, 61134422, 122268844, 152836055, 244537688, 305672110, 489075376, 611344220, 1222688440, 2445376880]

約数ペア:

[(1, 2445376880), (2, 1222688440), (4, 611344220), (5, 489075376), (8, 305672110), (10, 244537688), (16, 152836055), (20, 122268844), (40, 61134422), (80, 30567211), (5413, 451760), (5647, 433040), (10826, 225880), (11294, 216520), (21652, 112940), (22588, 108260), (27065, 90352), (28235, 86608), (43304, 56470), (45176, 54130)]