20125392

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{673}}^1$

素因数の和:780

約数の個数: 80

約数和(自身を含む): 60174720

約数和(自身を除く): 40049328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 89, 112, 168, 178, 267, 336, 356, 534, 623, 673, 712, 1068, 1246, 1346, 1424, 1869, 2019, 2136, 2492, 2692, 3738, 4038, 4272, 4711, 4984, 5384, 7476, 8076, 9422, 9968, 10768, 14133, 14952, 16152, 18844, 28266, 29904, 32304, 37688, 56532, 59897, 75376, 113064, 119794, 179691, 226128, 239588, 359382, 419279, 479176, 718764, 838558, 958352, 1257837, 1437528, 1677116, 2515674, 2875056, 3354232, 5031348, 6708464, 10062696, 20125392]

約数ペア:

[(1, 20125392), (2, 10062696), (3, 6708464), (4, 5031348), (6, 3354232), (7, 2875056), (8, 2515674), (12, 1677116), (14, 1437528), (16, 1257837), (21, 958352), (24, 838558), (28, 718764), (42, 479176), (48, 419279), (56, 359382), (84, 239588), (89, 226128), (112, 179691), (168, 119794), (178, 113064), (267, 75376), (336, 59897), (356, 56532), (534, 37688), (623, 32304), (673, 29904), (712, 28266), (1068, 18844), (1246, 16152), (1346, 14952), (1424, 14133), (1869, 10768), (2019, 9968), (2136, 9422), (2492, 8076), (2692, 7476), (3738, 5384), (4038, 4984), (4272, 4711)]