19020342640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{19031}}^1$

素因数の和:19119

約数の個数: 120

約数和(自身を含む): 49212412704

約数和(自身を除く): 30192070064

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 961, 1040, 1240, 1612, 1922, 2015, 2480, 3224, 3844, 4030, 4805, 6448, 7688, 8060, 9610, 12493, 15376, 16120, 19031, 19220, 24986, 32240, 38062, 38440, 49972, 62465, 76124, 76880, 95155, 99944, 124930, 152248, 190310, 199888, 247403, 249860, 304496, 380620, 494806, 499720, 589961, 761240, 989612, 999440, 1179922, 1237015, 1522480, 1979224, 2359844, 2474030, 2949805, 3958448, 4719688, 4948060, 5899610, 7669493, 9439376, 9896120, 11799220, 15338986, 18288791, 19792240, 23598440, 30677972, 36577582, 38347465, 47196880, 61355944, 73155164, 76694930, 91443955, 122711888, 146310328, 153389860, 182887910, 237754283, 292620656, 306779720, 365775820, 475508566, 613559440, 731551640, 951017132, 1188771415, 1463103280, 1902034264, 2377542830, 3804068528, 4755085660, 9510171320, 19020342640]

約数ペア:

[(1, 19020342640), (2, 9510171320), (4, 4755085660), (5, 3804068528), (8, 2377542830), (10, 1902034264), (13, 1463103280), (16, 1188771415), (20, 951017132), (26, 731551640), (31, 613559440), (40, 475508566), (52, 365775820), (62, 306779720), (65, 292620656), (80, 237754283), (104, 182887910), (124, 153389860), (130, 146310328), (155, 122711888), (208, 91443955), (248, 76694930), (260, 73155164), (310, 61355944), (403, 47196880), (496, 38347465), (520, 36577582), (620, 30677972), (806, 23598440), (961, 19792240), (1040, 18288791), (1240, 15338986), (1612, 11799220), (1922, 9896120), (2015, 9439376), (2480, 7669493), (3224, 5899610), (3844, 4948060), (4030, 4719688), (4805, 3958448), (6448, 2949805), (7688, 2474030), (8060, 2359844), (9610, 1979224), (12493, 1522480), (15376, 1237015), (16120, 1179922), (19031, 999440), (19220, 989612), (24986, 761240), (32240, 589961), (38062, 499720), (38440, 494806), (49972, 380620), (62465, 304496), (76124, 249860), (76880, 247403), (95155, 199888), (99944, 190310), (124930, 152248)]