2500666

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:131

約数の個数: 48

約数和(自身を含む): 4924800

約数和(自身を除く): 2424134

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 49, 79, 98, 119, 133, 158, 238, 266, 323, 553, 646, 833, 931, 1106, 1343, 1501, 1666, 1862, 2261, 2686, 3002, 3871, 4522, 7742, 9401, 10507, 15827, 18802, 21014, 25517, 31654, 51034, 65807, 73549, 131614, 147098, 178619, 357238, 1250333, 2500666]

約数ペア:

[(1, 2500666), (2, 1250333), (7, 357238), (14, 178619), (17, 147098), (19, 131614), (34, 73549), (38, 65807), (49, 51034), (79, 31654), (98, 25517), (119, 21014), (133, 18802), (158, 15827), (238, 10507), (266, 9401), (323, 7742), (553, 4522), (646, 3871), (833, 3002), (931, 2686), (1106, 2261), (1343, 1862), (1501, 1666)]