4901720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:168

約数の個数: 64

約数和(自身を含む): 11750400

約数和(自身を除く): 6848680

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 59, 62, 67, 118, 124, 134, 155, 236, 248, 268, 295, 310, 335, 472, 536, 590, 620, 670, 1180, 1240, 1340, 1829, 2077, 2360, 2680, 3658, 3953, 4154, 7316, 7906, 8308, 9145, 10385, 14632, 15812, 16616, 18290, 19765, 20770, 31624, 36580, 39530, 41540, 73160, 79060, 83080, 122543, 158120, 245086, 490172, 612715, 980344, 1225430, 2450860, 4901720]

約数ペア:

[(1, 4901720), (2, 2450860), (4, 1225430), (5, 980344), (8, 612715), (10, 490172), (20, 245086), (31, 158120), (40, 122543), (59, 83080), (62, 79060), (67, 73160), (118, 41540), (124, 39530), (134, 36580), (155, 31624), (236, 20770), (248, 19765), (268, 18290), (295, 16616), (310, 15812), (335, 14632), (472, 10385), (536, 9145), (590, 8308), (620, 7906), (670, 7316), (1180, 4154), (1240, 3953), (1340, 3658), (1829, 2680), (2077, 2360)]