17730580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1423}}^1$

素因数の和:1528

約数の個数: 48

約数和(自身を含む): 43061760

約数和(自身を除く): 25331180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1423, 1780, 2492, 2846, 3115, 5692, 6230, 7115, 9961, 12460, 14230, 19922, 28460, 39844, 49805, 99610, 126647, 199220, 253294, 506588, 633235, 886529, 1266470, 1773058, 2532940, 3546116, 4432645, 8865290, 17730580]

約数ペア:

[(1, 17730580), (2, 8865290), (4, 4432645), (5, 3546116), (7, 2532940), (10, 1773058), (14, 1266470), (20, 886529), (28, 633235), (35, 506588), (70, 253294), (89, 199220), (140, 126647), (178, 99610), (356, 49805), (445, 39844), (623, 28460), (890, 19922), (1246, 14230), (1423, 12460), (1780, 9961), (2492, 7115), (2846, 6230), (3115, 5692)]