201520694840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{15597577}}^1$

素因数の和:15597624

約数の個数: 64

約数和(自身を含む): 505361527200

約数和(自身を除く): 303840832360

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6460, 12920, 15597577, 31195154, 62390308, 77987885, 124780616, 155975770, 265158809, 296353963, 311951540, 530317618, 592707926, 623903080, 1060635236, 1185415852, 1325794045, 1481769815, 2121270472, 2370831704, 2651588090, 2963539630, 5038017371, 5303176180, 5927079260, 10076034742, 10606352360, 11854158520, 20152069484, 25190086855, 40304138968, 50380173710, 100760347420, 201520694840]

約数ペア:

[(1, 201520694840), (2, 100760347420), (4, 50380173710), (5, 40304138968), (8, 25190086855), (10, 20152069484), (17, 11854158520), (19, 10606352360), (20, 10076034742), (34, 5927079260), (38, 5303176180), (40, 5038017371), (68, 2963539630), (76, 2651588090), (85, 2370831704), (95, 2121270472), (136, 1481769815), (152, 1325794045), (170, 1185415852), (190, 1060635236), (323, 623903080), (340, 592707926), (380, 530317618), (646, 311951540), (680, 296353963), (760, 265158809), (1292, 155975770), (1615, 124780616), (2584, 77987885), (3230, 62390308), (6460, 31195154), (12920, 15597577)]