1788894260

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{911}}^1\times {\mathrm{2089}}^1$

素因数の和:3056

約数の個数: 48

約数和(自身を含む): 3842657280

約数和(自身を除く): 2053763020

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 911, 940, 1822, 2089, 3644, 4178, 4555, 8356, 9110, 10445, 18220, 20890, 41780, 42817, 85634, 98183, 171268, 196366, 214085, 392732, 428170, 490915, 856340, 981830, 1903079, 1963660, 3806158, 7612316, 9515395, 19030790, 38061580, 89444713, 178889426, 357778852, 447223565, 894447130, 1788894260]

約数ペア:

[(1, 1788894260), (2, 894447130), (4, 447223565), (5, 357778852), (10, 178889426), (20, 89444713), (47, 38061580), (94, 19030790), (188, 9515395), (235, 7612316), (470, 3806158), (911, 1963660), (940, 1903079), (1822, 981830), (2089, 856340), (3644, 490915), (4178, 428170), (4555, 392732), (8356, 214085), (9110, 196366), (10445, 171268), (18220, 98183), (20890, 85634), (41780, 42817)]