2450860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 5483520

約数和(自身を除く): 3032660

約数列:

[1, 2, 4, 5, 10, 20, 31, 59, 62, 67, 118, 124, 134, 155, 236, 268, 295, 310, 335, 590, 620, 670, 1180, 1340, 1829, 2077, 3658, 3953, 4154, 7316, 7906, 8308, 9145, 10385, 15812, 18290, 19765, 20770, 36580, 39530, 41540, 79060, 122543, 245086, 490172, 612715, 1225430, 2450860]

約数ペア:

[(1, 2450860), (2, 1225430), (4, 612715), (5, 490172), (10, 245086), (20, 122543), (31, 79060), (59, 41540), (62, 39530), (67, 36580), (118, 20770), (124, 19765), (134, 18290), (155, 15812), (236, 10385), (268, 9145), (295, 8308), (310, 7906), (335, 7316), (590, 4154), (620, 3953), (670, 3658), (1180, 2077), (1340, 1829)]