19945080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3259}}^1$

素因数の和:3293

約数の個数: 96

約数和(自身を含む): 68655600

約数和(自身を除く): 48710520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 3259, 6120, 6518, 9777, 13036, 16295, 19554, 26072, 29331, 32590, 39108, 48885, 55403, 58662, 65180, 78216, 97770, 110806, 117324, 130360, 146655, 166209, 195540, 221612, 234648, 277015, 293310, 332418, 391080, 443224, 498627, 554030, 586620, 664836, 831045, 997254, 1108060, 1173240, 1329672, 1662090, 1994508, 2216120, 2493135, 3324180, 3989016, 4986270, 6648360, 9972540, 19945080]

約数ペア:

[(1, 19945080), (2, 9972540), (3, 6648360), (4, 4986270), (5, 3989016), (6, 3324180), (8, 2493135), (9, 2216120), (10, 1994508), (12, 1662090), (15, 1329672), (17, 1173240), (18, 1108060), (20, 997254), (24, 831045), (30, 664836), (34, 586620), (36, 554030), (40, 498627), (45, 443224), (51, 391080), (60, 332418), (68, 293310), (72, 277015), (85, 234648), (90, 221612), (102, 195540), (120, 166209), (136, 146655), (153, 130360), (170, 117324), (180, 110806), (204, 97770), (255, 78216), (306, 65180), (340, 58662), (360, 55403), (408, 48885), (510, 39108), (612, 32590), (680, 29331), (765, 26072), (1020, 19554), (1224, 16295), (1530, 13036), (2040, 9777), (3060, 6518), (3259, 6120)]