16201640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4451}}^1$

素因数の和:4482

約数の個数: 64

約数和(自身を含む): 44876160

約数和(自身を除く): 28674520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 4451, 8902, 17804, 22255, 31157, 35608, 44510, 57863, 62314, 89020, 115726, 124628, 155785, 178040, 231452, 249256, 289315, 311570, 405041, 462904, 578630, 623140, 810082, 1157260, 1246280, 1620164, 2025205, 2314520, 3240328, 4050410, 8100820, 16201640]

約数ペア:

[(1, 16201640), (2, 8100820), (4, 4050410), (5, 3240328), (7, 2314520), (8, 2025205), (10, 1620164), (13, 1246280), (14, 1157260), (20, 810082), (26, 623140), (28, 578630), (35, 462904), (40, 405041), (52, 311570), (56, 289315), (65, 249256), (70, 231452), (91, 178040), (104, 155785), (130, 124628), (140, 115726), (182, 89020), (260, 62314), (280, 57863), (364, 44510), (455, 35608), (520, 31157), (728, 22255), (910, 17804), (1820, 8902), (3640, 4451)]