27364540

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{3989}}^1$

素因数の和:4019

約数の個数: 48

約数和(自身を含む): 67032000

約数和(自身を除く): 39667460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 3989, 6860, 7978, 15956, 19945, 27923, 39890, 55846, 79780, 111692, 139615, 195461, 279230, 390922, 558460, 781844, 977305, 1368227, 1954610, 2736454, 3909220, 5472908, 6841135, 13682270, 27364540]

約数ペア:

[(1, 27364540), (2, 13682270), (4, 6841135), (5, 5472908), (7, 3909220), (10, 2736454), (14, 1954610), (20, 1368227), (28, 977305), (35, 781844), (49, 558460), (70, 390922), (98, 279230), (140, 195461), (196, 139615), (245, 111692), (343, 79780), (490, 55846), (686, 39890), (980, 27923), (1372, 19945), (1715, 15956), (3430, 7978), (3989, 6860)]