387520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{173}}^1$

素因数の和:197

約数の個数: 56

約数和(自身を含む): 1060704

約数和(自身を除く): 673184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 173, 224, 280, 320, 346, 448, 560, 692, 865, 1120, 1211, 1384, 1730, 2240, 2422, 2768, 3460, 4844, 5536, 6055, 6920, 9688, 11072, 12110, 13840, 19376, 24220, 27680, 38752, 48440, 55360, 77504, 96880, 193760, 387520]

約数ペア:

[(1, 387520), (2, 193760), (4, 96880), (5, 77504), (7, 55360), (8, 48440), (10, 38752), (14, 27680), (16, 24220), (20, 19376), (28, 13840), (32, 12110), (35, 11072), (40, 9688), (56, 6920), (64, 6055), (70, 5536), (80, 4844), (112, 3460), (140, 2768), (160, 2422), (173, 2240), (224, 1730), (280, 1384), (320, 1211), (346, 1120), (448, 865), (560, 692)]