13855020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^2$

素因数の和:207

約数の個数: 72

約数和(自身を含む): 40353264

約数和(自身を除く): 26498244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 79, 111, 148, 158, 185, 222, 237, 316, 370, 395, 444, 474, 555, 740, 790, 948, 1110, 1185, 1580, 2220, 2370, 2923, 4740, 5846, 6241, 8769, 11692, 12482, 14615, 17538, 18723, 24964, 29230, 31205, 35076, 37446, 43845, 58460, 62410, 74892, 87690, 93615, 124820, 175380, 187230, 230917, 374460, 461834, 692751, 923668, 1154585, 1385502, 2309170, 2771004, 3463755, 4618340, 6927510, 13855020]

約数ペア:

[(1, 13855020), (2, 6927510), (3, 4618340), (4, 3463755), (5, 2771004), (6, 2309170), (10, 1385502), (12, 1154585), (15, 923668), (20, 692751), (30, 461834), (37, 374460), (60, 230917), (74, 187230), (79, 175380), (111, 124820), (148, 93615), (158, 87690), (185, 74892), (222, 62410), (237, 58460), (316, 43845), (370, 37446), (395, 35076), (444, 31205), (474, 29230), (555, 24964), (740, 18723), (790, 17538), (948, 14615), (1110, 12482), (1185, 11692), (1580, 8769), (2220, 6241), (2370, 5846), (2923, 4740)]