2080971920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1130963}}^1$

素因数の和:1130999

約数の個数: 40

約数和(自身を含む): 5048623296

約数和(自身を除く): 2967651376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 1130963, 2261926, 4523852, 5654815, 9047704, 11309630, 18095408, 22619260, 26012149, 45238520, 52024298, 90477040, 104048596, 130060745, 208097192, 260121490, 416194384, 520242980, 1040485960, 2080971920]

約数ペア:

[(1, 2080971920), (2, 1040485960), (4, 520242980), (5, 416194384), (8, 260121490), (10, 208097192), (16, 130060745), (20, 104048596), (23, 90477040), (40, 52024298), (46, 45238520), (80, 26012149), (92, 22619260), (115, 18095408), (184, 11309630), (230, 9047704), (368, 5654815), (460, 4523852), (920, 2261926), (1840, 1130963)]