22203440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1330

約数の個数: 80

約数和(自身を含む): 60948480

約数和(自身を除く): 38745040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1279, 1736, 2170, 2480, 2558, 3472, 4340, 5116, 6395, 8680, 8953, 10232, 12790, 17360, 17906, 20464, 25580, 35812, 39649, 44765, 51160, 71624, 79298, 89530, 102320, 143248, 158596, 179060, 198245, 277543, 317192, 358120, 396490, 555086, 634384, 716240, 792980, 1110172, 1387715, 1585960, 2220344, 2775430, 3171920, 4440688, 5550860, 11101720, 22203440]

約数ペア:

[(1, 22203440), (2, 11101720), (4, 5550860), (5, 4440688), (7, 3171920), (8, 2775430), (10, 2220344), (14, 1585960), (16, 1387715), (20, 1110172), (28, 792980), (31, 716240), (35, 634384), (40, 555086), (56, 396490), (62, 358120), (70, 317192), (80, 277543), (112, 198245), (124, 179060), (140, 158596), (155, 143248), (217, 102320), (248, 89530), (280, 79298), (310, 71624), (434, 51160), (496, 44765), (560, 39649), (620, 35812), (868, 25580), (1085, 20464), (1240, 17906), (1279, 17360), (1736, 12790), (2170, 10232), (2480, 8953), (2558, 8680), (3472, 6395), (4340, 5116)]