20192990520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1734793}}^1$

素因数の和:1734904

約数の個数: 64

約数和(自身を含む): 61203532320

約数和(自身を除く): 41010541800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1455, 1940, 2328, 2910, 3880, 5820, 11640, 1734793, 3469586, 5204379, 6939172, 8673965, 10408758, 13878344, 17347930, 20817516, 26021895, 34695860, 41635032, 52043790, 69391720, 104087580, 168274921, 208175160, 336549842, 504824763, 673099684, 841374605, 1009649526, 1346199368, 1682749210, 2019299052, 2524123815, 3365498420, 4038598104, 5048247630, 6730996840, 10096495260, 20192990520]

約数ペア:

[(1, 20192990520), (2, 10096495260), (3, 6730996840), (4, 5048247630), (5, 4038598104), (6, 3365498420), (8, 2524123815), (10, 2019299052), (12, 1682749210), (15, 1346199368), (20, 1009649526), (24, 841374605), (30, 673099684), (40, 504824763), (60, 336549842), (97, 208175160), (120, 168274921), (194, 104087580), (291, 69391720), (388, 52043790), (485, 41635032), (582, 34695860), (776, 26021895), (970, 20817516), (1164, 17347930), (1455, 13878344), (1940, 10408758), (2328, 8673965), (2910, 6939172), (3880, 5204379), (5820, 3469586), (11640, 1734793)]