812856560

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{30697}}^1$

素因数の和:31041

約数の個数: 40

約数和(自身を含む): 1895662896

約数和(自身を除く): 1082806336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 662, 1324, 1655, 2648, 3310, 5296, 6620, 13240, 26480, 30697, 61394, 122788, 153485, 245576, 306970, 491152, 613940, 1227880, 2455760, 10160707, 20321414, 40642828, 50803535, 81285656, 101607070, 162571312, 203214140, 406428280, 812856560]

約数ペア:

[(1, 812856560), (2, 406428280), (4, 203214140), (5, 162571312), (8, 101607070), (10, 81285656), (16, 50803535), (20, 40642828), (40, 20321414), (80, 10160707), (331, 2455760), (662, 1227880), (1324, 613940), (1655, 491152), (2648, 306970), (3310, 245576), (5296, 153485), (6620, 122788), (13240, 61394), (26480, 30697)]