20944092920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{27558017}}^1$

素因数の和:27558047

約数の個数: 32

約数和(自身を含む): 49604432400

約数和(自身を除く): 28660339480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 27558017, 55116034, 110232068, 137790085, 220464136, 275580170, 523602323, 551160340, 1047204646, 1102320680, 2094409292, 2618011615, 4188818584, 5236023230, 10472046460, 20944092920]

約数ペア:

[(1, 20944092920), (2, 10472046460), (4, 5236023230), (5, 4188818584), (8, 2618011615), (10, 2094409292), (19, 1102320680), (20, 1047204646), (38, 551160340), (40, 523602323), (76, 275580170), (95, 220464136), (152, 137790085), (190, 110232068), (380, 55116034), (760, 27558017)]