20115357480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{809797}}^1$

素因数の和:809840

約数の個数: 128

約数和(自身を含む): 69966547200

約数和(自身を除く): 49851189720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 90, 92, 108, 115, 120, 135, 138, 180, 184, 207, 216, 230, 270, 276, 345, 360, 414, 460, 540, 552, 621, 690, 828, 920, 1035, 1080, 1242, 1380, 1656, 2070, 2484, 2760, 3105, 4140, 4968, 6210, 8280, 12420, 24840, 809797, 1619594, 2429391, 3239188, 4048985, 4858782, 6478376, 7288173, 8097970, 9717564, 12146955, 14576346, 16195940, 18625331, 19435128, 21864519, 24293910, 29152692, 32391880, 36440865, 37250662, 43729038, 48587820, 55875993, 58305384, 72881730, 74501324, 87458076, 93126655, 97175640, 109322595, 111751986, 145763460, 149002648, 167627979, 174916152, 186253310, 218645190, 223503972, 279379965, 291526920, 335255958, 372506620, 437290380, 447007944, 502883937, 558759930, 670511916, 745013240, 838139895, 874580760, 1005767874, 1117519860, 1341023832, 1676279790, 2011535748, 2235039720, 2514419685, 3352559580, 4023071496, 5028839370, 6705119160, 10057678740, 20115357480]

約数ペア:

[(1, 20115357480), (2, 10057678740), (3, 6705119160), (4, 5028839370), (5, 4023071496), (6, 3352559580), (8, 2514419685), (9, 2235039720), (10, 2011535748), (12, 1676279790), (15, 1341023832), (18, 1117519860), (20, 1005767874), (23, 874580760), (24, 838139895), (27, 745013240), (30, 670511916), (36, 558759930), (40, 502883937), (45, 447007944), (46, 437290380), (54, 372506620), (60, 335255958), (69, 291526920), (72, 279379965), (90, 223503972), (92, 218645190), (108, 186253310), (115, 174916152), (120, 167627979), (135, 149002648), (138, 145763460), (180, 111751986), (184, 109322595), (207, 97175640), (216, 93126655), (230, 87458076), (270, 74501324), (276, 72881730), (345, 58305384), (360, 55875993), (414, 48587820), (460, 43729038), (540, 37250662), (552, 36440865), (621, 32391880), (690, 29152692), (828, 24293910), (920, 21864519), (1035, 19435128), (1080, 18625331), (1242, 16195940), (1380, 14576346), (1656, 12146955), (2070, 9717564), (2484, 8097970), (2760, 7288173), (3105, 6478376), (4140, 4858782), (4968, 4048985), (6210, 3239188), (8280, 2429391), (12420, 1619594), (24840, 809797)]