2503420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 5745600

約数和(自身を除く): 3242180

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 199, 340, 370, 398, 629, 740, 796, 995, 1258, 1990, 2516, 3145, 3383, 3980, 6290, 6766, 7363, 12580, 13532, 14726, 16915, 29452, 33830, 36815, 67660, 73630, 125171, 147260, 250342, 500684, 625855, 1251710, 2503420]

約数ペア:

[(1, 2503420), (2, 1251710), (4, 625855), (5, 500684), (10, 250342), (17, 147260), (20, 125171), (34, 73630), (37, 67660), (68, 36815), (74, 33830), (85, 29452), (148, 16915), (170, 14726), (185, 13532), (199, 12580), (340, 7363), (370, 6766), (398, 6290), (629, 3980), (740, 3383), (796, 3145), (995, 2516), (1258, 1990)]