23056420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3989}}^1$

素因数の和:4032

約数の個数: 36

約数和(自身を含む): 51447060

約数和(自身を除く): 28390640

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 3989, 5780, 7978, 15956, 19945, 39890, 67813, 79780, 135626, 271252, 339065, 678130, 1152821, 1356260, 2305642, 4611284, 5764105, 11528210, 23056420]

約数ペア:

[(1, 23056420), (2, 11528210), (4, 5764105), (5, 4611284), (10, 2305642), (17, 1356260), (20, 1152821), (34, 678130), (68, 339065), (85, 271252), (170, 135626), (289, 79780), (340, 67813), (578, 39890), (1156, 19945), (1445, 15956), (2890, 7978), (3989, 5780)]