10340020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 22695120

約数和(自身を除く): 12355100

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 89, 148, 157, 178, 185, 314, 356, 370, 445, 628, 740, 785, 890, 1570, 1780, 3140, 3293, 5809, 6586, 11618, 13172, 13973, 16465, 23236, 27946, 29045, 32930, 55892, 58090, 65860, 69865, 116180, 139730, 279460, 517001, 1034002, 2068004, 2585005, 5170010, 10340020]

約数ペア:

[(1, 10340020), (2, 5170010), (4, 2585005), (5, 2068004), (10, 1034002), (20, 517001), (37, 279460), (74, 139730), (89, 116180), (148, 69865), (157, 65860), (178, 58090), (185, 55892), (314, 32930), (356, 29045), (370, 27946), (445, 23236), (628, 16465), (740, 13973), (785, 13172), (890, 11618), (1570, 6586), (1780, 5809), (3140, 3293)]