2445590

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:82

約数の個数: 64

約数和(自身を含む): 5529600

約数和(自身を除く): 3084010

約数列:

[1, 2, 5, 7, 10, 14, 23, 31, 35, 46, 49, 62, 70, 98, 115, 155, 161, 217, 230, 245, 310, 322, 343, 434, 490, 686, 713, 805, 1085, 1127, 1426, 1519, 1610, 1715, 2170, 2254, 3038, 3430, 3565, 4991, 5635, 7130, 7595, 7889, 9982, 10633, 11270, 15190, 15778, 21266, 24955, 34937, 39445, 49910, 53165, 69874, 78890, 106330, 174685, 244559, 349370, 489118, 1222795, 2445590]

約数ペア:

[(1, 2445590), (2, 1222795), (5, 489118), (7, 349370), (10, 244559), (14, 174685), (23, 106330), (31, 78890), (35, 69874), (46, 53165), (49, 49910), (62, 39445), (70, 34937), (98, 24955), (115, 21266), (155, 15778), (161, 15190), (217, 11270), (230, 10633), (245, 9982), (310, 7889), (322, 7595), (343, 7130), (434, 5635), (490, 4991), (686, 3565), (713, 3430), (805, 3038), (1085, 2254), (1127, 2170), (1426, 1715), (1519, 1610)]