20120681700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{3193759}}^1$

素因数の和:3193786

約数の個数: 108

約数和(自身を含む): 72076775680

約数和(自身を除く): 51956093980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 2100, 3150, 6300, 3193759, 6387518, 9581277, 12775036, 15968795, 19162554, 22356313, 28743831, 31937590, 38325108, 44712626, 47906385, 57487662, 63875180, 67068939, 79843975, 89425252, 95812770, 111781565, 114975324, 134137878, 143719155, 159687950, 191625540, 201206817, 223563130, 239531925, 268275756, 287438310, 319375900, 335344695, 402413634, 447126260, 479063850, 558907825, 574876620, 670689390, 718595775, 804827268, 958127700, 1006034085, 1117815650, 1341378780, 1437191550, 1676723475, 2012068170, 2235631300, 2874383100, 3353446950, 4024136340, 5030170425, 6706893900, 10060340850, 20120681700]

約数ペア:

[(1, 20120681700), (2, 10060340850), (3, 6706893900), (4, 5030170425), (5, 4024136340), (6, 3353446950), (7, 2874383100), (9, 2235631300), (10, 2012068170), (12, 1676723475), (14, 1437191550), (15, 1341378780), (18, 1117815650), (20, 1006034085), (21, 958127700), (25, 804827268), (28, 718595775), (30, 670689390), (35, 574876620), (36, 558907825), (42, 479063850), (45, 447126260), (50, 402413634), (60, 335344695), (63, 319375900), (70, 287438310), (75, 268275756), (84, 239531925), (90, 223563130), (100, 201206817), (105, 191625540), (126, 159687950), (140, 143719155), (150, 134137878), (175, 114975324), (180, 111781565), (210, 95812770), (225, 89425252), (252, 79843975), (300, 67068939), (315, 63875180), (350, 57487662), (420, 47906385), (450, 44712626), (525, 38325108), (630, 31937590), (700, 28743831), (900, 22356313), (1050, 19162554), (1260, 15968795), (1575, 12775036), (2100, 9581277), (3150, 6387518), (6300, 3193759)]