7726980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1447}}^1$

素因数の和:1548

約数の個数: 48

約数和(自身を含む): 21893760

約数和(自身を除く): 14166780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1447, 1780, 2670, 2894, 4341, 5340, 5788, 7235, 8682, 14470, 17364, 21705, 28940, 43410, 86820, 128783, 257566, 386349, 515132, 643915, 772698, 1287830, 1545396, 1931745, 2575660, 3863490, 7726980]

約数ペア:

[(1, 7726980), (2, 3863490), (3, 2575660), (4, 1931745), (5, 1545396), (6, 1287830), (10, 772698), (12, 643915), (15, 515132), (20, 386349), (30, 257566), (60, 128783), (89, 86820), (178, 43410), (267, 28940), (356, 21705), (445, 17364), (534, 14470), (890, 8682), (1068, 7235), (1335, 5788), (1447, 5340), (1780, 4341), (2670, 2894)]