291094780

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1\times {\mathrm{853}}^1$

素因数の和:1126

約数の個数: 48

約数和(自身を含む): 621520704

約数和(自身を除く): 330425924

約数列:

[1, 2, 4, 5, 10, 20, 113, 151, 226, 302, 452, 565, 604, 755, 853, 1130, 1510, 1706, 2260, 3020, 3412, 4265, 8530, 17060, 17063, 34126, 68252, 85315, 96389, 128803, 170630, 192778, 257606, 341260, 385556, 481945, 515212, 644015, 963890, 1288030, 1927780, 2576060, 14554739, 29109478, 58218956, 72773695, 145547390, 291094780]

約数ペア:

[(1, 291094780), (2, 145547390), (4, 72773695), (5, 58218956), (10, 29109478), (20, 14554739), (113, 2576060), (151, 1927780), (226, 1288030), (302, 963890), (452, 644015), (565, 515212), (604, 481945), (755, 385556), (853, 341260), (1130, 257606), (1510, 192778), (1706, 170630), (2260, 128803), (3020, 96389), (3412, 85315), (4265, 68252), (8530, 34126), (17060, 17063)]