17802090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{887}}^1$

素因数の和:1123

約数の個数: 48

約数和(自身を含む): 46545408

約数和(自身を除く): 28743318

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 223, 446, 669, 887, 1115, 1338, 1774, 2007, 2230, 2661, 3345, 4014, 4435, 5322, 6690, 7983, 8870, 10035, 13305, 15966, 20070, 26610, 39915, 79830, 197801, 395602, 593403, 989005, 1186806, 1780209, 1978010, 2967015, 3560418, 5934030, 8901045, 17802090]

約数ペア:

[(1, 17802090), (2, 8901045), (3, 5934030), (5, 3560418), (6, 2967015), (9, 1978010), (10, 1780209), (15, 1186806), (18, 989005), (30, 593403), (45, 395602), (90, 197801), (223, 79830), (446, 39915), (669, 26610), (887, 20070), (1115, 15966), (1338, 13305), (1774, 10035), (2007, 8870), (2230, 7983), (2661, 6690), (3345, 5322), (4014, 4435)]