425970440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1521323}}^1$

素因数の和:1521341

約数の個数: 32

約数和(自身を含む): 1095353280

約数和(自身を除く): 669382840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1521323, 3042646, 6085292, 7606615, 10649261, 12170584, 15213230, 21298522, 30426460, 42597044, 53246305, 60852920, 85194088, 106492610, 212985220, 425970440]

約数ペア:

[(1, 425970440), (2, 212985220), (4, 106492610), (5, 85194088), (7, 60852920), (8, 53246305), (10, 42597044), (14, 30426460), (20, 21298522), (28, 15213230), (35, 12170584), (40, 10649261), (56, 7606615), (70, 6085292), (140, 3042646), (280, 1521323)]