2580830

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:273

約数の個数: 48

約数和(自身を含む): 5663520

約数和(自身を除く): 3082690

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 229, 230, 245, 322, 458, 490, 805, 1127, 1145, 1603, 1610, 2254, 2290, 3206, 5267, 5635, 8015, 10534, 11221, 11270, 16030, 22442, 26335, 36869, 52670, 56105, 73738, 112210, 184345, 258083, 368690, 516166, 1290415, 2580830]

約数ペア:

[(1, 2580830), (2, 1290415), (5, 516166), (7, 368690), (10, 258083), (14, 184345), (23, 112210), (35, 73738), (46, 56105), (49, 52670), (70, 36869), (98, 26335), (115, 22442), (161, 16030), (229, 11270), (230, 11221), (245, 10534), (322, 8015), (458, 5635), (490, 5267), (805, 3206), (1127, 2290), (1145, 2254), (1603, 1610)]