24990980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{3643}}^1$

素因数の和:3673

約数の個数: 48

約数和(自身を含む): 61219200

約数和(自身を除く): 36228220

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, 3643, 6860, 7286, 14572, 18215, 25501, 36430, 51002, 72860, 102004, 127505, 178507, 255010, 357014, 510020, 714028, 892535, 1249549, 1785070, 2499098, 3570140, 4998196, 6247745, 12495490, 24990980]

約数ペア:

[(1, 24990980), (2, 12495490), (4, 6247745), (5, 4998196), (7, 3570140), (10, 2499098), (14, 1785070), (20, 1249549), (28, 892535), (35, 714028), (49, 510020), (70, 357014), (98, 255010), (140, 178507), (196, 127505), (245, 102004), (343, 72860), (490, 51002), (686, 36430), (980, 25501), (1372, 18215), (1715, 14572), (3430, 7286), (3643, 6860)]