1335290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 2678400

約数和(自身を除く): 1343110

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 199, 305, 398, 610, 671, 995, 1342, 1990, 2189, 3355, 4378, 6710, 10945, 12139, 21890, 24278, 60695, 121390, 133529, 267058, 667645, 1335290]

約数ペア:

[(1, 1335290), (2, 667645), (5, 267058), (10, 133529), (11, 121390), (22, 60695), (55, 24278), (61, 21890), (110, 12139), (122, 10945), (199, 6710), (305, 4378), (398, 3355), (610, 2189), (671, 1990), (995, 1342)]