2019187520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{901423}}^1$

素因数の和:901447

約数の個数: 56

約数和(自身を含む): 5495080704

約数和(自身を除く): 3475893184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 901423, 1802846, 3605692, 4507115, 6309961, 7211384, 9014230, 12619922, 14422768, 18028460, 25239844, 28845536, 31549805, 36056920, 50479688, 57691072, 63099610, 72113840, 100959376, 126199220, 144227680, 201918752, 252398440, 288455360, 403837504, 504796880, 1009593760, 2019187520]

約数ペア:

[(1, 2019187520), (2, 1009593760), (4, 504796880), (5, 403837504), (7, 288455360), (8, 252398440), (10, 201918752), (14, 144227680), (16, 126199220), (20, 100959376), (28, 72113840), (32, 63099610), (35, 57691072), (40, 50479688), (56, 36056920), (64, 31549805), (70, 28845536), (80, 25239844), (112, 18028460), (140, 14422768), (160, 12619922), (224, 9014230), (280, 7211384), (320, 6309961), (448, 4507115), (560, 3605692), (1120, 1802846), (2240, 901423)]