13444960

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4943}}^1$

素因数の和:4975

約数の個数: 48

約数和(自身を含む): 33638976

約数和(自身を除く): 20194016

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 4943, 9886, 19772, 24715, 39544, 49430, 79088, 84031, 98860, 158176, 168062, 197720, 336124, 395440, 420155, 672248, 790880, 840310, 1344496, 1680620, 2688992, 3361240, 6722480, 13444960]

約数ペア:

[(1, 13444960), (2, 6722480), (4, 3361240), (5, 2688992), (8, 1680620), (10, 1344496), (16, 840310), (17, 790880), (20, 672248), (32, 420155), (34, 395440), (40, 336124), (68, 197720), (80, 168062), (85, 158176), (136, 98860), (160, 84031), (170, 79088), (272, 49430), (340, 39544), (544, 24715), (680, 19772), (1360, 9886), (2720, 4943)]