4265643280

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1300501}}^1$

素因数の和:1300555

約数の個数: 40

約数和(自身を含む): 10159521624

約数和(自身を除く): 5893878344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 1300501, 2601002, 5202004, 6502505, 10404008, 13005010, 20808016, 26010020, 52020040, 53320541, 104040080, 106641082, 213282164, 266602705, 426564328, 533205410, 853128656, 1066410820, 2132821640, 4265643280]

約数ペア:

[(1, 4265643280), (2, 2132821640), (4, 1066410820), (5, 853128656), (8, 533205410), (10, 426564328), (16, 266602705), (20, 213282164), (40, 106641082), (41, 104040080), (80, 53320541), (82, 52020040), (164, 26010020), (205, 20808016), (328, 13005010), (410, 10404008), (656, 6502505), (820, 5202004), (1640, 2601002), (3280, 1300501)]