1420279600

素因数分解:

$2^4\times 5^2\times {\mathrm{3550699}}^1$

素因数の和:3550717

約数の個数: 30

約数和(自身を含む): 3412222700

約数和(自身を除く): 1991943100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 3550699, 7101398, 14202796, 17753495, 28405592, 35506990, 56811184, 71013980, 88767475, 142027960, 177534950, 284055920, 355069900, 710139800, 1420279600]

約数ペア:

[(1, 1420279600), (2, 710139800), (4, 355069900), (5, 284055920), (8, 177534950), (10, 142027960), (16, 88767475), (20, 71013980), (25, 56811184), (40, 35506990), (50, 28405592), (80, 17753495), (100, 14202796), (200, 7101398), (400, 3550699)]