23872040

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2999}}^1$

素因数の和:3209

約数の個数: 32

約数和(自身を含む): 54000000

約数和(自身を除く): 30127960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 2999, 3980, 5998, 7960, 11996, 14995, 23992, 29990, 59980, 119960, 596801, 1193602, 2387204, 2984005, 4774408, 5968010, 11936020, 23872040]

約数ペア:

[(1, 23872040), (2, 11936020), (4, 5968010), (5, 4774408), (8, 2984005), (10, 2387204), (20, 1193602), (40, 596801), (199, 119960), (398, 59980), (796, 29990), (995, 23992), (1592, 14995), (1990, 11996), (2999, 7960), (3980, 5998)]