18104340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15881}}^1$

素因数の和:15912

約数の個数: 48

約数和(自身を含む): 53363520

約数和(自身を除く): 35259180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 15881, 31762, 47643, 63524, 79405, 95286, 158810, 190572, 238215, 301739, 317620, 476430, 603478, 905217, 952860, 1206956, 1508695, 1810434, 3017390, 3620868, 4526085, 6034780, 9052170, 18104340]

約数ペア:

[(1, 18104340), (2, 9052170), (3, 6034780), (4, 4526085), (5, 3620868), (6, 3017390), (10, 1810434), (12, 1508695), (15, 1206956), (19, 952860), (20, 905217), (30, 603478), (38, 476430), (57, 317620), (60, 301739), (76, 238215), (95, 190572), (114, 158810), (190, 95286), (228, 79405), (285, 63524), (380, 47643), (570, 31762), (1140, 15881)]