2474860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 5715360

約数和(自身を除く): 3240500

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 251, 290, 340, 493, 502, 580, 986, 1004, 1255, 1972, 2465, 2510, 4267, 4930, 5020, 7279, 8534, 9860, 14558, 17068, 21335, 29116, 36395, 42670, 72790, 85340, 123743, 145580, 247486, 494972, 618715, 1237430, 2474860]

約数ペア:

[(1, 2474860), (2, 1237430), (4, 618715), (5, 494972), (10, 247486), (17, 145580), (20, 123743), (29, 85340), (34, 72790), (58, 42670), (68, 36395), (85, 29116), (116, 21335), (145, 17068), (170, 14558), (251, 9860), (290, 8534), (340, 7279), (493, 5020), (502, 4930), (580, 4267), (986, 2510), (1004, 2465), (1255, 1972)]