2205720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1$

素因数の和:585

約数の個数: 96

約数和(自身を含む): 7834320

約数和(自身を除く): 5628600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 557, 660, 792, 990, 1114, 1320, 1671, 1980, 2228, 2785, 3342, 3960, 4456, 5013, 5570, 6127, 6684, 8355, 10026, 11140, 12254, 13368, 16710, 18381, 20052, 22280, 24508, 25065, 30635, 33420, 36762, 40104, 49016, 50130, 55143, 61270, 66840, 73524, 91905, 100260, 110286, 122540, 147048, 183810, 200520, 220572, 245080, 275715, 367620, 441144, 551430, 735240, 1102860, 2205720]

約数ペア:

[(1, 2205720), (2, 1102860), (3, 735240), (4, 551430), (5, 441144), (6, 367620), (8, 275715), (9, 245080), (10, 220572), (11, 200520), (12, 183810), (15, 147048), (18, 122540), (20, 110286), (22, 100260), (24, 91905), (30, 73524), (33, 66840), (36, 61270), (40, 55143), (44, 50130), (45, 49016), (55, 40104), (60, 36762), (66, 33420), (72, 30635), (88, 25065), (90, 24508), (99, 22280), (110, 20052), (120, 18381), (132, 16710), (165, 13368), (180, 12254), (198, 11140), (220, 10026), (264, 8355), (330, 6684), (360, 6127), (396, 5570), (440, 5013), (495, 4456), (557, 3960), (660, 3342), (792, 2785), (990, 2228), (1114, 1980), (1320, 1671)]