21925580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1093}}^1$

素因数の和:1178

約数の個数: 48

約数和(自身を含む): 49623840

約数和(自身を除く): 27698260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 68, 85, 118, 170, 236, 295, 340, 590, 1003, 1093, 1180, 2006, 2186, 4012, 4372, 5015, 5465, 10030, 10930, 18581, 20060, 21860, 37162, 64487, 74324, 92905, 128974, 185810, 257948, 322435, 371620, 644870, 1096279, 1289740, 2192558, 4385116, 5481395, 10962790, 21925580]

約数ペア:

[(1, 21925580), (2, 10962790), (4, 5481395), (5, 4385116), (10, 2192558), (17, 1289740), (20, 1096279), (34, 644870), (59, 371620), (68, 322435), (85, 257948), (118, 185810), (170, 128974), (236, 92905), (295, 74324), (340, 64487), (590, 37162), (1003, 21860), (1093, 20060), (1180, 18581), (2006, 10930), (2186, 10030), (4012, 5465), (4372, 5015)]