2128695920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2046823}}^1$

素因数の和:2046849

約数の個数: 40

約数和(自身を含む): 5329929696

約数和(自身を除く): 3201233776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2046823, 4093646, 8187292, 10234115, 16374584, 20468230, 26608699, 32749168, 40936460, 53217398, 81872920, 106434796, 133043495, 163745840, 212869592, 266086990, 425739184, 532173980, 1064347960, 2128695920]

約数ペア:

[(1, 2128695920), (2, 1064347960), (4, 532173980), (5, 425739184), (8, 266086990), (10, 212869592), (13, 163745840), (16, 133043495), (20, 106434796), (26, 81872920), (40, 53217398), (52, 40936460), (65, 32749168), (80, 26608699), (104, 20468230), (130, 16374584), (208, 10234115), (260, 8187292), (520, 4093646), (1040, 2046823)]