12123040

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4457}}^1$

素因数の和:4489

約数の個数: 48

約数和(自身を含む): 30332232

約数和(自身を除く): 18209192

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 4457, 8914, 17828, 22285, 35656, 44570, 71312, 75769, 89140, 142624, 151538, 178280, 303076, 356560, 378845, 606152, 713120, 757690, 1212304, 1515380, 2424608, 3030760, 6061520, 12123040]

約数ペア:

[(1, 12123040), (2, 6061520), (4, 3030760), (5, 2424608), (8, 1515380), (10, 1212304), (16, 757690), (17, 713120), (20, 606152), (32, 378845), (34, 356560), (40, 303076), (68, 178280), (80, 151538), (85, 142624), (136, 89140), (160, 75769), (170, 71312), (272, 44570), (340, 35656), (544, 22285), (680, 17828), (1360, 8914), (2720, 4457)]