1330985740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{327829}}^1$

素因数の和:327874

約数の個数: 48

約数和(自身を含む): 3304526400

約数和(自身を除く): 1973540660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 327829, 655658, 1311316, 1639145, 2294803, 3278290, 4589606, 6556580, 9179212, 9507041, 11474015, 19014082, 22948030, 38028164, 45896060, 47535205, 66549287, 95070410, 133098574, 190140820, 266197148, 332746435, 665492870, 1330985740]

約数ペア:

[(1, 1330985740), (2, 665492870), (4, 332746435), (5, 266197148), (7, 190140820), (10, 133098574), (14, 95070410), (20, 66549287), (28, 47535205), (29, 45896060), (35, 38028164), (58, 22948030), (70, 19014082), (116, 11474015), (140, 9507041), (145, 9179212), (203, 6556580), (290, 4589606), (406, 3278290), (580, 2294803), (812, 1639145), (1015, 1311316), (2030, 655658), (4060, 327829)]