184442920

素因数分解:

$2^3\times 5^1\times {\mathrm{1997}}^1\times {\mathrm{2309}}^1$

素因数の和:4317

約数の個数: 32

約数和(自身を含む): 415384200

約数和(自身を除く): 230941280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1997, 2309, 3994, 4618, 7988, 9236, 9985, 11545, 15976, 18472, 19970, 23090, 39940, 46180, 79880, 92360, 4611073, 9222146, 18444292, 23055365, 36888584, 46110730, 92221460, 184442920]

約数ペア:

[(1, 184442920), (2, 92221460), (4, 46110730), (5, 36888584), (8, 23055365), (10, 18444292), (20, 9222146), (40, 4611073), (1997, 92360), (2309, 79880), (3994, 46180), (4618, 39940), (7988, 23090), (9236, 19970), (9985, 18472), (11545, 15976)]