47783820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{16253}}^1$

素因数の和:16279

約数の個数: 72

約数和(自身を含む): 155648304

約数和(自身を除く): 107864484

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 16253, 32506, 48759, 65012, 81265, 97518, 113771, 162530, 195036, 227542, 243795, 325060, 341313, 455084, 487590, 568855, 682626, 796397, 975180, 1137710, 1365252, 1592794, 1706565, 2275420, 2389191, 3185588, 3413130, 3981985, 4778382, 6826260, 7963970, 9556764, 11945955, 15927940, 23891910, 47783820]

約数ペア:

[(1, 47783820), (2, 23891910), (3, 15927940), (4, 11945955), (5, 9556764), (6, 7963970), (7, 6826260), (10, 4778382), (12, 3981985), (14, 3413130), (15, 3185588), (20, 2389191), (21, 2275420), (28, 1706565), (30, 1592794), (35, 1365252), (42, 1137710), (49, 975180), (60, 796397), (70, 682626), (84, 568855), (98, 487590), (105, 455084), (140, 341313), (147, 325060), (196, 243795), (210, 227542), (245, 195036), (294, 162530), (420, 113771), (490, 97518), (588, 81265), (735, 65012), (980, 48759), (1470, 32506), (2940, 16253)]