1937980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 4644864

約数和(自身を除く): 2706884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 383, 460, 506, 766, 1012, 1265, 1532, 1915, 2530, 3830, 4213, 5060, 7660, 8426, 8809, 16852, 17618, 21065, 35236, 42130, 44045, 84260, 88090, 96899, 176180, 193798, 387596, 484495, 968990, 1937980]

約数ペア:

[(1, 1937980), (2, 968990), (4, 484495), (5, 387596), (10, 193798), (11, 176180), (20, 96899), (22, 88090), (23, 84260), (44, 44045), (46, 42130), (55, 35236), (92, 21065), (110, 17618), (115, 16852), (220, 8809), (230, 8426), (253, 7660), (383, 5060), (460, 4213), (506, 3830), (766, 2530), (1012, 1915), (1265, 1532)]