22248940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:407

約数の個数: 72

約数和(自身を含む): 55272672

約数和(自身を除く): 33023732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 140, 146, 196, 245, 292, 311, 365, 490, 511, 622, 730, 980, 1022, 1244, 1460, 1555, 2044, 2177, 2555, 3110, 3577, 4354, 5110, 6220, 7154, 8708, 10220, 10885, 14308, 15239, 17885, 21770, 22703, 30478, 35770, 43540, 45406, 60956, 71540, 76195, 90812, 113515, 152390, 158921, 227030, 304780, 317842, 454060, 635684, 794605, 1112447, 1589210, 2224894, 3178420, 4449788, 5562235, 11124470, 22248940]

約数ペア:

[(1, 22248940), (2, 11124470), (4, 5562235), (5, 4449788), (7, 3178420), (10, 2224894), (14, 1589210), (20, 1112447), (28, 794605), (35, 635684), (49, 454060), (70, 317842), (73, 304780), (98, 227030), (140, 158921), (146, 152390), (196, 113515), (245, 90812), (292, 76195), (311, 71540), (365, 60956), (490, 45406), (511, 43540), (622, 35770), (730, 30478), (980, 22703), (1022, 21770), (1244, 17885), (1460, 15239), (1555, 14308), (2044, 10885), (2177, 10220), (2555, 8708), (3110, 7154), (3577, 6220), (4354, 5110)]