744142480

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131011}}^1$

素因数の和:131095

約数の個数: 40

約数和(自身を含む): 1754512704

約数和(自身を除く): 1010370224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 131011, 262022, 524044, 655055, 1048088, 1310110, 2096176, 2620220, 5240440, 9301781, 10480880, 18603562, 37207124, 46508905, 74414248, 93017810, 148828496, 186035620, 372071240, 744142480]

約数ペア:

[(1, 744142480), (2, 372071240), (4, 186035620), (5, 148828496), (8, 93017810), (10, 74414248), (16, 46508905), (20, 37207124), (40, 18603562), (71, 10480880), (80, 9301781), (142, 5240440), (284, 2620220), (355, 2096176), (568, 1310110), (710, 1048088), (1136, 655055), (1420, 524044), (2840, 262022), (5680, 131011)]