22009160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{509}}^1$

素因数の和:590

約数の個数: 64

約数和(自身を含む): 52876800

約数和(自身を除く): 30867640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 47, 92, 94, 115, 184, 188, 230, 235, 376, 460, 470, 509, 920, 940, 1018, 1081, 1880, 2036, 2162, 2545, 4072, 4324, 5090, 5405, 8648, 10180, 10810, 11707, 20360, 21620, 23414, 23923, 43240, 46828, 47846, 58535, 93656, 95692, 117070, 119615, 191384, 234140, 239230, 468280, 478460, 550229, 956920, 1100458, 2200916, 2751145, 4401832, 5502290, 11004580, 22009160]

約数ペア:

[(1, 22009160), (2, 11004580), (4, 5502290), (5, 4401832), (8, 2751145), (10, 2200916), (20, 1100458), (23, 956920), (40, 550229), (46, 478460), (47, 468280), (92, 239230), (94, 234140), (115, 191384), (184, 119615), (188, 117070), (230, 95692), (235, 93656), (376, 58535), (460, 47846), (470, 46828), (509, 43240), (920, 23923), (940, 23414), (1018, 21620), (1081, 20360), (1880, 11707), (2036, 10810), (2162, 10180), (2545, 8648), (4072, 5405), (4324, 5090)]