2017744240

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{61667}}^1$

素因数の和:62089

約数の個数: 40

約数和(自身を含む): 4702801680

約数和(自身を除く): 2685057440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 818, 1636, 2045, 3272, 4090, 6544, 8180, 16360, 32720, 61667, 123334, 246668, 308335, 493336, 616670, 986672, 1233340, 2466680, 4933360, 25221803, 50443606, 100887212, 126109015, 201774424, 252218030, 403548848, 504436060, 1008872120, 2017744240]

約数ペア:

[(1, 2017744240), (2, 1008872120), (4, 504436060), (5, 403548848), (8, 252218030), (10, 201774424), (16, 126109015), (20, 100887212), (40, 50443606), (80, 25221803), (409, 4933360), (818, 2466680), (1636, 1233340), (2045, 986672), (3272, 616670), (4090, 493336), (6544, 308335), (8180, 246668), (16360, 123334), (32720, 61667)]