26381470

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{509}}^1$

素因数の和:660

約数の個数: 32

約数和(自身を含む): 48911040

約数和(自身を除く): 22529570

約数列:

[1, 2, 5, 10, 71, 73, 142, 146, 355, 365, 509, 710, 730, 1018, 2545, 5090, 5183, 10366, 25915, 36139, 37157, 51830, 72278, 74314, 180695, 185785, 361390, 371570, 2638147, 5276294, 13190735, 26381470]

約数ペア:

[(1, 26381470), (2, 13190735), (5, 5276294), (10, 2638147), (71, 371570), (73, 361390), (142, 185785), (146, 180695), (355, 74314), (365, 72278), (509, 51830), (710, 37157), (730, 36139), (1018, 25915), (2545, 10366), (5090, 5183)]