2194740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 6781320

約数和(自身を除く): 4586580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 137, 178, 180, 267, 274, 356, 411, 445, 534, 548, 685, 801, 822, 890, 1068, 1233, 1335, 1370, 1602, 1644, 1780, 2055, 2466, 2670, 2740, 3204, 4005, 4110, 4932, 5340, 6165, 8010, 8220, 12193, 12330, 16020, 24386, 24660, 36579, 48772, 60965, 73158, 109737, 121930, 146316, 182895, 219474, 243860, 365790, 438948, 548685, 731580, 1097370, 2194740]

約数ペア:

[(1, 2194740), (2, 1097370), (3, 731580), (4, 548685), (5, 438948), (6, 365790), (9, 243860), (10, 219474), (12, 182895), (15, 146316), (18, 121930), (20, 109737), (30, 73158), (36, 60965), (45, 48772), (60, 36579), (89, 24660), (90, 24386), (137, 16020), (178, 12330), (180, 12193), (267, 8220), (274, 8010), (356, 6165), (411, 5340), (445, 4932), (534, 4110), (548, 4005), (685, 3204), (801, 2740), (822, 2670), (890, 2466), (1068, 2055), (1233, 1780), (1335, 1644), (1370, 1602)]