1790090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:254

約数の個数: 32

約数和(自身を含む): 3459456

約数和(自身を除く): 1669366

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 181, 215, 230, 362, 430, 905, 989, 1810, 1978, 4163, 4945, 7783, 8326, 9890, 15566, 20815, 38915, 41630, 77830, 179009, 358018, 895045, 1790090]

約数ペア:

[(1, 1790090), (2, 895045), (5, 358018), (10, 179009), (23, 77830), (43, 41630), (46, 38915), (86, 20815), (115, 15566), (181, 9890), (215, 8326), (230, 7783), (362, 4945), (430, 4163), (905, 1978), (989, 1810)]