22978090

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 42497280

約数和(自身を除く): 19519190

約数列:

[1, 2, 5, 10, 61, 122, 139, 271, 278, 305, 542, 610, 695, 1355, 1390, 2710, 8479, 16531, 16958, 33062, 37669, 42395, 75338, 82655, 84790, 165310, 188345, 376690, 2297809, 4595618, 11489045, 22978090]

約数ペア:

[(1, 22978090), (2, 11489045), (5, 4595618), (10, 2297809), (61, 376690), (122, 188345), (139, 165310), (271, 84790), (278, 82655), (305, 75338), (542, 42395), (610, 37669), (695, 33062), (1355, 16958), (1390, 16531), (2710, 8479)]