23784920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{14503}}^1$

素因数の和:14555

約数の個数: 32

約数和(自身を含む): 54825120

約数和(自身を除く): 31040200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 14503, 29006, 58012, 72515, 116024, 145030, 290060, 580120, 594623, 1189246, 2378492, 2973115, 4756984, 5946230, 11892460, 23784920]

約数ペア:

[(1, 23784920), (2, 11892460), (4, 5946230), (5, 4756984), (8, 2973115), (10, 2378492), (20, 1189246), (40, 594623), (41, 580120), (82, 290060), (164, 145030), (205, 116024), (328, 72515), (410, 58012), (820, 29006), (1640, 14503)]