31860780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{10837}}^1$

素因数の和:10863

約数の個数: 72

約数和(自身を含む): 103784688

約数和(自身を除く): 71923908

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 10837, 21674, 32511, 43348, 54185, 65022, 75859, 108370, 130044, 151718, 162555, 216740, 227577, 303436, 325110, 379295, 455154, 531013, 650220, 758590, 910308, 1062026, 1137885, 1517180, 1593039, 2124052, 2275770, 2655065, 3186078, 4551540, 5310130, 6372156, 7965195, 10620260, 15930390, 31860780]

約数ペア:

[(1, 31860780), (2, 15930390), (3, 10620260), (4, 7965195), (5, 6372156), (6, 5310130), (7, 4551540), (10, 3186078), (12, 2655065), (14, 2275770), (15, 2124052), (20, 1593039), (21, 1517180), (28, 1137885), (30, 1062026), (35, 910308), (42, 758590), (49, 650220), (60, 531013), (70, 455154), (84, 379295), (98, 325110), (105, 303436), (140, 227577), (147, 216740), (196, 162555), (210, 151718), (245, 130044), (294, 108370), (420, 75859), (490, 65022), (588, 54185), (735, 43348), (980, 32511), (1470, 21674), (2940, 10837)]