54729080

素因数分解:

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

素因数の和:4021

約数の個数: 64

約数和(自身を含む): 143640000

約数和(自身を除く): 88910920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 3989, 6860, 7978, 13720, 15956, 19945, 27923, 31912, 39890, 55846, 79780, 111692, 139615, 159560, 195461, 223384, 279230, 390922, 558460, 781844, 977305, 1116920, 1368227, 1563688, 1954610, 2736454, 3909220, 5472908, 6841135, 7818440, 10945816, 13682270, 27364540, 54729080]

約数ペア:

[(1, 54729080), (2, 27364540), (4, 13682270), (5, 10945816), (7, 7818440), (8, 6841135), (10, 5472908), (14, 3909220), (20, 2736454), (28, 1954610), (35, 1563688), (40, 1368227), (49, 1116920), (56, 977305), (70, 781844), (98, 558460), (140, 390922), (196, 279230), (245, 223384), (280, 195461), (343, 159560), (392, 139615), (490, 111692), (686, 79780), (980, 55846), (1372, 39890), (1715, 31912), (1960, 27923), (2744, 19945), (3430, 15956), (3989, 13720), (6860, 7978)]