12613760

素因数分解:

$2^7\times 5^1\times {\mathrm{19709}}^1$

素因数の和:19728

約数の個数: 32

約数和(自身を含む): 30156300

約数和(自身を除く): 17542540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 19709, 39418, 78836, 98545, 157672, 197090, 315344, 394180, 630688, 788360, 1261376, 1576720, 2522752, 3153440, 6306880, 12613760]

約数ペア:

[(1, 12613760), (2, 6306880), (4, 3153440), (5, 2522752), (8, 1576720), (10, 1261376), (16, 788360), (20, 630688), (32, 394180), (40, 315344), (64, 197090), (80, 157672), (128, 98545), (160, 78836), (320, 39418), (640, 19709)]