390982790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{23539}}^1$

素因数の和:23708

約数の個数: 32

約数和(自身を含む): 772865280

約数和(自身を除く): 381882490

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 151, 302, 755, 1510, 1661, 3322, 8305, 16610, 23539, 47078, 117695, 235390, 258929, 517858, 1294645, 2589290, 3554389, 7108778, 17771945, 35543890, 39098279, 78196558, 195491395, 390982790]

約数ペア:

[(1, 390982790), (2, 195491395), (5, 78196558), (10, 39098279), (11, 35543890), (22, 17771945), (55, 7108778), (110, 3554389), (151, 2589290), (302, 1294645), (755, 517858), (1510, 258929), (1661, 235390), (3322, 117695), (8305, 47078), (16610, 23539)]