20153670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{919}}^1$

素因数の和:989

約数の個数: 64

約数和(自身を含む): 52462080

約数和(自身を除く): 32308410

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 43, 51, 85, 86, 102, 129, 170, 215, 255, 258, 430, 510, 645, 731, 919, 1290, 1462, 1838, 2193, 2757, 3655, 4386, 4595, 5514, 7310, 9190, 10965, 13785, 15623, 21930, 27570, 31246, 39517, 46869, 78115, 79034, 93738, 118551, 156230, 197585, 234345, 237102, 395170, 468690, 592755, 671789, 1185510, 1343578, 2015367, 3358945, 4030734, 6717890, 10076835, 20153670]

約数ペア:

[(1, 20153670), (2, 10076835), (3, 6717890), (5, 4030734), (6, 3358945), (10, 2015367), (15, 1343578), (17, 1185510), (30, 671789), (34, 592755), (43, 468690), (51, 395170), (85, 237102), (86, 234345), (102, 197585), (129, 156230), (170, 118551), (215, 93738), (255, 79034), (258, 78115), (430, 46869), (510, 39517), (645, 31246), (731, 27570), (919, 21930), (1290, 15623), (1462, 13785), (1838, 10965), (2193, 9190), (2757, 7310), (3655, 5514), (4386, 4595)]