840530210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{77899}}^1$

素因数の和:78002

約数の個数: 32

約数和(自身を含む): 1648987200

約数和(自身を除く): 808456990

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 415, 830, 1079, 2158, 5395, 10790, 77899, 155798, 389495, 778990, 1012687, 2025374, 5063435, 6465617, 10126870, 12931234, 32328085, 64656170, 84053021, 168106042, 420265105, 840530210]

約数ペア:

[(1, 840530210), (2, 420265105), (5, 168106042), (10, 84053021), (13, 64656170), (26, 32328085), (65, 12931234), (83, 10126870), (130, 6465617), (166, 5063435), (415, 2025374), (830, 1012687), (1079, 778990), (2158, 389495), (5395, 155798), (10790, 77899)]