1345660

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1103}}^1$

素因数の和:1173

約数の個数: 24

約数和(自身を含む): 2874816

約数和(自身を除く): 1529156

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1103, 1220, 2206, 4412, 5515, 11030, 22060, 67283, 134566, 269132, 336415, 672830, 1345660]

約数ペア:

[(1, 1345660), (2, 672830), (4, 336415), (5, 269132), (10, 134566), (20, 67283), (61, 22060), (122, 11030), (244, 5515), (305, 4412), (610, 2206), (1103, 1220)]