11941990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{353}}^1$

素因数の和:576

約数の個数: 32

約数和(自身を含む): 22939200

約数和(自身を除く): 10997210

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 199, 353, 398, 706, 995, 1765, 1990, 3383, 3530, 6001, 6766, 12002, 16915, 30005, 33830, 60010, 70247, 140494, 351235, 702470, 1194199, 2388398, 5970995, 11941990]

約数ペア:

[(1, 11941990), (2, 5970995), (5, 2388398), (10, 1194199), (17, 702470), (34, 351235), (85, 140494), (170, 70247), (199, 60010), (353, 33830), (398, 30005), (706, 16915), (995, 12002), (1765, 6766), (1990, 6001), (3383, 3530)]