4345760

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:345

約数の個数: 48

約数和(自身を含む): 10391976

約数和(自身を除く): 6046216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 173, 314, 346, 628, 692, 785, 865, 1256, 1384, 1570, 1730, 2512, 2768, 3140, 3460, 5024, 5536, 6280, 6920, 12560, 13840, 25120, 27161, 27680, 54322, 108644, 135805, 217288, 271610, 434576, 543220, 869152, 1086440, 2172880, 4345760]

約数ペア:

[(1, 4345760), (2, 2172880), (4, 1086440), (5, 869152), (8, 543220), (10, 434576), (16, 271610), (20, 217288), (32, 135805), (40, 108644), (80, 54322), (157, 27680), (160, 27161), (173, 25120), (314, 13840), (346, 12560), (628, 6920), (692, 6280), (785, 5536), (865, 5024), (1256, 3460), (1384, 3140), (1570, 2768), (1730, 2512)]