15919450

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:271

約数の個数: 48

約数和(自身を含む): 31426560

約数和(自身を除く): 15507110

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 109, 115, 127, 218, 230, 254, 545, 575, 635, 1090, 1150, 1270, 2507, 2725, 2921, 3175, 5014, 5450, 5842, 6350, 12535, 13843, 14605, 25070, 27686, 29210, 62675, 69215, 73025, 125350, 138430, 146050, 318389, 346075, 636778, 692150, 1591945, 3183890, 7959725, 15919450]

約数ペア:

[(1, 15919450), (2, 7959725), (5, 3183890), (10, 1591945), (23, 692150), (25, 636778), (46, 346075), (50, 318389), (109, 146050), (115, 138430), (127, 125350), (218, 73025), (230, 69215), (254, 62675), (545, 29210), (575, 27686), (635, 25070), (1090, 14605), (1150, 13843), (1270, 12535), (2507, 6350), (2725, 5842), (2921, 5450), (3175, 5014)]