2780495410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1523}}^1\times {\mathrm{2371}}^1$

素因数の和:3919

約数の個数: 64

約数和(自身を含む): 6246595584

約数和(自身を除く): 3466100174

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 1523, 2371, 3046, 4742, 7615, 10661, 11855, 15230, 16597, 16753, 21322, 23710, 26081, 33194, 33506, 52162, 53305, 82985, 83765, 106610, 117271, 130405, 165970, 167530, 182567, 234542, 260810, 365134, 586355, 912835, 1172710, 1825670, 3611033, 7222066, 18055165, 25277231, 36110330, 39721363, 50554462, 79442726, 126386155, 198606815, 252772310, 278049541, 397213630, 556099082, 1390247705, 2780495410]

約数ペア:

[(1, 2780495410), (2, 1390247705), (5, 556099082), (7, 397213630), (10, 278049541), (11, 252772310), (14, 198606815), (22, 126386155), (35, 79442726), (55, 50554462), (70, 39721363), (77, 36110330), (110, 25277231), (154, 18055165), (385, 7222066), (770, 3611033), (1523, 1825670), (2371, 1172710), (3046, 912835), (4742, 586355), (7615, 365134), (10661, 260810), (11855, 234542), (15230, 182567), (16597, 167530), (16753, 165970), (21322, 130405), (23710, 117271), (26081, 106610), (33194, 83765), (33506, 82985), (52162, 53305)]