3888640

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{31}}^1$

素因数の和:68

約数の個数: 120

約数和(自身を含む): 11195712

約数和(自身を除く): 7307072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 80, 98, 112, 124, 128, 140, 155, 160, 196, 217, 224, 245, 248, 256, 280, 310, 320, 392, 434, 448, 490, 496, 512, 560, 620, 640, 784, 868, 896, 980, 992, 1085, 1120, 1240, 1280, 1519, 1568, 1736, 1792, 1960, 1984, 2170, 2240, 2480, 2560, 3038, 3136, 3472, 3584, 3920, 3968, 4340, 4480, 4960, 6076, 6272, 6944, 7595, 7840, 7936, 8680, 8960, 9920, 12152, 12544, 13888, 15190, 15680, 15872, 17360, 17920, 19840, 24304, 25088, 27776, 30380, 31360, 34720, 39680, 48608, 55552, 60760, 62720, 69440, 79360, 97216, 111104, 121520, 125440, 138880, 194432, 243040, 277760, 388864, 486080, 555520, 777728, 972160, 1944320, 3888640]

約数ペア:

[(1, 3888640), (2, 1944320), (4, 972160), (5, 777728), (7, 555520), (8, 486080), (10, 388864), (14, 277760), (16, 243040), (20, 194432), (28, 138880), (31, 125440), (32, 121520), (35, 111104), (40, 97216), (49, 79360), (56, 69440), (62, 62720), (64, 60760), (70, 55552), (80, 48608), (98, 39680), (112, 34720), (124, 31360), (128, 30380), (140, 27776), (155, 25088), (160, 24304), (196, 19840), (217, 17920), (224, 17360), (245, 15872), (248, 15680), (256, 15190), (280, 13888), (310, 12544), (320, 12152), (392, 9920), (434, 8960), (448, 8680), (490, 7936), (496, 7840), (512, 7595), (560, 6944), (620, 6272), (640, 6076), (784, 4960), (868, 4480), (896, 4340), (980, 3968), (992, 3920), (1085, 3584), (1120, 3472), (1240, 3136), (1280, 3038), (1519, 2560), (1568, 2480), (1736, 2240), (1792, 2170), (1960, 1984)]