20154544970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{18869}}^1\times {\mathrm{15259}}^1$

素因数の和:34142

約数の個数: 32

約数和(自身を含む): 41465692800

約数和(自身を除く): 21311147830

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 15259, 18869, 30518, 37738, 76295, 94345, 106813, 132083, 152590, 188690, 213626, 264166, 534065, 660415, 1068130, 1320830, 287922071, 575844142, 1439610355, 2015454497, 2879220710, 4030908994, 10077272485, 20154544970]

約数ペア:

[(1, 20154544970), (2, 10077272485), (5, 4030908994), (7, 2879220710), (10, 2015454497), (14, 1439610355), (35, 575844142), (70, 287922071), (15259, 1320830), (18869, 1068130), (30518, 660415), (37738, 534065), (76295, 264166), (94345, 213626), (106813, 188690), (132083, 152590)]