173984020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{28901}}^1$

素因数の和:28960

約数の個数: 48

約数和(自身を含む): 427287168

約数和(自身を除く): 253303148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 28901, 57802, 115604, 144505, 202307, 289010, 404614, 578020, 809228, 1011535, 1242743, 2023070, 2485486, 4046140, 4970972, 6213715, 8699201, 12427430, 17398402, 24854860, 34796804, 43496005, 86992010, 173984020]

約数ペア:

[(1, 173984020), (2, 86992010), (4, 43496005), (5, 34796804), (7, 24854860), (10, 17398402), (14, 12427430), (20, 8699201), (28, 6213715), (35, 4970972), (43, 4046140), (70, 2485486), (86, 2023070), (140, 1242743), (172, 1011535), (215, 809228), (301, 578020), (430, 404614), (602, 289010), (860, 202307), (1204, 144505), (1505, 115604), (3010, 57802), (6020, 28901)]