12260390

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 22766400

約数和(自身を除く): 10506010

約数列:

[1, 2, 5, 10, 61, 101, 122, 199, 202, 305, 398, 505, 610, 995, 1010, 1990, 6161, 12139, 12322, 20099, 24278, 30805, 40198, 60695, 61610, 100495, 121390, 200990, 1226039, 2452078, 6130195, 12260390]

約数ペア:

[(1, 12260390), (2, 6130195), (5, 2452078), (10, 1226039), (61, 200990), (101, 121390), (122, 100495), (199, 61610), (202, 60695), (305, 40198), (398, 30805), (505, 24278), (610, 20099), (995, 12322), (1010, 12139), (1990, 6161)]