210868130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:579

約数の個数: 64

約数和(自身を含む): 428630400

約数和(自身を除く): 217762270

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 109, 110, 215, 218, 409, 430, 473, 545, 818, 946, 1090, 1199, 2045, 2365, 2398, 4090, 4499, 4687, 4730, 5995, 8998, 9374, 11990, 17587, 22495, 23435, 35174, 44581, 44990, 46870, 51557, 87935, 89162, 103114, 175870, 193457, 222905, 257785, 386914, 445810, 490391, 515570, 967285, 980782, 1916983, 1934570, 2451955, 3833966, 4903910, 9584915, 19169830, 21086813, 42173626, 105434065, 210868130]

約数ペア:

[(1, 210868130), (2, 105434065), (5, 42173626), (10, 21086813), (11, 19169830), (22, 9584915), (43, 4903910), (55, 3833966), (86, 2451955), (109, 1934570), (110, 1916983), (215, 980782), (218, 967285), (409, 515570), (430, 490391), (473, 445810), (545, 386914), (818, 257785), (946, 222905), (1090, 193457), (1199, 175870), (2045, 103114), (2365, 89162), (2398, 87935), (4090, 51557), (4499, 46870), (4687, 44990), (4730, 44581), (5995, 35174), (8998, 23435), (9374, 22495), (11990, 17587)]