29425280

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1999}}^1$

素因数の和:2041

約数の個数: 64

約数和(自身を含む): 73440000

約数和(自身を除く): 44014720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1472, 1840, 1999, 2944, 3680, 3998, 7360, 7996, 9995, 14720, 15992, 19990, 31984, 39980, 45977, 63968, 79960, 91954, 127936, 159920, 183908, 229885, 255872, 319840, 367816, 459770, 639680, 735632, 919540, 1279360, 1471264, 1839080, 2942528, 3678160, 5885056, 7356320, 14712640, 29425280]

約数ペア:

[(1, 29425280), (2, 14712640), (4, 7356320), (5, 5885056), (8, 3678160), (10, 2942528), (16, 1839080), (20, 1471264), (23, 1279360), (32, 919540), (40, 735632), (46, 639680), (64, 459770), (80, 367816), (92, 319840), (115, 255872), (128, 229885), (160, 183908), (184, 159920), (230, 127936), (320, 91954), (368, 79960), (460, 63968), (640, 45977), (736, 39980), (920, 31984), (1472, 19990), (1840, 15992), (1999, 14720), (2944, 9995), (3680, 7996), (3998, 7360)]