2455920688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{380881}}^1$

素因数の和:380933

約数の個数: 40

約数和(自身を含む): 5289689216

約数和(自身を除く): 2833768528

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 380881, 761762, 1523524, 3047048, 4951453, 6094096, 9902906, 11807311, 19805812, 23614622, 39611624, 47229244, 79223248, 94458488, 153495043, 188916976, 306990086, 613980172, 1227960344, 2455920688]

約数ペア:

[(1, 2455920688), (2, 1227960344), (4, 613980172), (8, 306990086), (13, 188916976), (16, 153495043), (26, 94458488), (31, 79223248), (52, 47229244), (62, 39611624), (104, 23614622), (124, 19805812), (208, 11807311), (248, 9902906), (403, 6094096), (496, 4951453), (806, 3047048), (1612, 1523524), (3224, 761762), (6448, 380881)]