26401980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{367}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 81607680

約数和(自身を除く): 55205700

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 109, 110, 132, 165, 218, 220, 327, 330, 367, 436, 545, 654, 660, 734, 1090, 1101, 1199, 1308, 1468, 1635, 1835, 2180, 2202, 2398, 3270, 3597, 3670, 4037, 4404, 4796, 5505, 5995, 6540, 7194, 7340, 8074, 11010, 11990, 12111, 14388, 16148, 17985, 20185, 22020, 23980, 24222, 35970, 40003, 40370, 48444, 60555, 71940, 80006, 80740, 120009, 121110, 160012, 200015, 240018, 242220, 400030, 440033, 480036, 600045, 800060, 880066, 1200090, 1320099, 1760132, 2200165, 2400180, 2640198, 4400330, 5280396, 6600495, 8800660, 13200990, 26401980]

約数ペア:

[(1, 26401980), (2, 13200990), (3, 8800660), (4, 6600495), (5, 5280396), (6, 4400330), (10, 2640198), (11, 2400180), (12, 2200165), (15, 1760132), (20, 1320099), (22, 1200090), (30, 880066), (33, 800060), (44, 600045), (55, 480036), (60, 440033), (66, 400030), (109, 242220), (110, 240018), (132, 200015), (165, 160012), (218, 121110), (220, 120009), (327, 80740), (330, 80006), (367, 71940), (436, 60555), (545, 48444), (654, 40370), (660, 40003), (734, 35970), (1090, 24222), (1101, 23980), (1199, 22020), (1308, 20185), (1468, 17985), (1635, 16148), (1835, 14388), (2180, 12111), (2202, 11990), (2398, 11010), (3270, 8074), (3597, 7340), (3670, 7194), (4037, 6540), (4404, 5995), (4796, 5505)]