1397480

素因数分解:

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

素因数の和:79

約数の個数: 96

約数和(自身を含む): 3939840

約数和(自身を除く): 2542360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 31, 35, 40, 46, 49, 56, 62, 70, 92, 98, 115, 124, 140, 155, 161, 184, 196, 217, 230, 245, 248, 280, 310, 322, 392, 434, 460, 490, 620, 644, 713, 805, 868, 920, 980, 1085, 1127, 1240, 1288, 1426, 1519, 1610, 1736, 1960, 2170, 2254, 2852, 3038, 3220, 3565, 4340, 4508, 4991, 5635, 5704, 6076, 6440, 7130, 7595, 8680, 9016, 9982, 11270, 12152, 14260, 15190, 19964, 22540, 24955, 28520, 30380, 34937, 39928, 45080, 49910, 60760, 69874, 99820, 139748, 174685, 199640, 279496, 349370, 698740, 1397480]

約数ペア:

[(1, 1397480), (2, 698740), (4, 349370), (5, 279496), (7, 199640), (8, 174685), (10, 139748), (14, 99820), (20, 69874), (23, 60760), (28, 49910), (31, 45080), (35, 39928), (40, 34937), (46, 30380), (49, 28520), (56, 24955), (62, 22540), (70, 19964), (92, 15190), (98, 14260), (115, 12152), (124, 11270), (140, 9982), (155, 9016), (161, 8680), (184, 7595), (196, 7130), (217, 6440), (230, 6076), (245, 5704), (248, 5635), (280, 4991), (310, 4508), (322, 4340), (392, 3565), (434, 3220), (460, 3038), (490, 2852), (620, 2254), (644, 2170), (713, 1960), (805, 1736), (868, 1610), (920, 1519), (980, 1426), (1085, 1288), (1127, 1240)]