2018082640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{16607}}^1$

素因数の和:16665

約数の個数: 120

約数和(自身を含む): 5634496512

約数和(自身を除く): 3616413872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 1085, 1240, 1519, 1736, 1960, 2170, 2480, 3038, 3472, 3920, 4340, 6076, 7595, 8680, 12152, 15190, 16607, 17360, 24304, 30380, 33214, 60760, 66428, 83035, 116249, 121520, 132856, 166070, 232498, 265712, 332140, 464996, 514817, 581245, 664280, 813743, 929992, 1029634, 1162490, 1328560, 1627486, 1859984, 2059268, 2324980, 2574085, 3254972, 3603719, 4068715, 4118536, 4649960, 5148170, 6509944, 7207438, 8137430, 8237072, 9299920, 10296340, 13019888, 14414876, 16274860, 18018595, 20592680, 25226033, 28829752, 32549720, 36037190, 41185360, 50452066, 57659504, 65099440, 72074380, 100904132, 126130165, 144148760, 201808264, 252260330, 288297520, 403616528, 504520660, 1009041320, 2018082640]

約数ペア:

[(1, 2018082640), (2, 1009041320), (4, 504520660), (5, 403616528), (7, 288297520), (8, 252260330), (10, 201808264), (14, 144148760), (16, 126130165), (20, 100904132), (28, 72074380), (31, 65099440), (35, 57659504), (40, 50452066), (49, 41185360), (56, 36037190), (62, 32549720), (70, 28829752), (80, 25226033), (98, 20592680), (112, 18018595), (124, 16274860), (140, 14414876), (155, 13019888), (196, 10296340), (217, 9299920), (245, 8237072), (248, 8137430), (280, 7207438), (310, 6509944), (392, 5148170), (434, 4649960), (490, 4118536), (496, 4068715), (560, 3603719), (620, 3254972), (784, 2574085), (868, 2324980), (980, 2059268), (1085, 1859984), (1240, 1627486), (1519, 1328560), (1736, 1162490), (1960, 1029634), (2170, 929992), (2480, 813743), (3038, 664280), (3472, 581245), (3920, 514817), (4340, 464996), (6076, 332140), (7595, 265712), (8680, 232498), (12152, 166070), (15190, 132856), (16607, 121520), (17360, 116249), (24304, 83035), (30380, 66428), (33214, 60760)]