640651056

素因数分解:

$2^4\times 3^1\times {\mathrm{409}}^1\times {\mathrm{32633}}^1$

素因数の和:33053

約数の個数: 40

約数和(自身を含む): 1659112560

約数和(自身を除く): 1018461504

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 409, 818, 1227, 1636, 2454, 3272, 4908, 6544, 9816, 19632, 32633, 65266, 97899, 130532, 195798, 261064, 391596, 522128, 783192, 1566384, 13346897, 26693794, 40040691, 53387588, 80081382, 106775176, 160162764, 213550352, 320325528, 640651056]

約数ペア:

[(1, 640651056), (2, 320325528), (3, 213550352), (4, 160162764), (6, 106775176), (8, 80081382), (12, 53387588), (16, 40040691), (24, 26693794), (48, 13346897), (409, 1566384), (818, 783192), (1227, 522128), (1636, 391596), (2454, 261064), (3272, 195798), (4908, 130532), (6544, 97899), (9816, 65266), (19632, 32633)]