2728840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4013}}^1$

素因数の和:4041

約数の個数: 32

約数和(自身を含む): 6502680

約数和(自身を除く): 3773840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 4013, 8026, 16052, 20065, 32104, 40130, 68221, 80260, 136442, 160520, 272884, 341105, 545768, 682210, 1364420, 2728840]

約数ペア:

[(1, 2728840), (2, 1364420), (4, 682210), (5, 545768), (8, 341105), (10, 272884), (17, 160520), (20, 136442), (34, 80260), (40, 68221), (68, 40130), (85, 32104), (136, 20065), (170, 16052), (340, 8026), (680, 4013)]