30868000

素因数分解:

$2^5\times 5^3\times {\mathrm{7717}}^1$

素因数の和:7742

約数の個数: 48

約数和(自身を含む): 75852504

約数和(自身を除く): 44984504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 7717, 15434, 30868, 38585, 61736, 77170, 123472, 154340, 192925, 246944, 308680, 385850, 617360, 771700, 964625, 1234720, 1543400, 1929250, 3086800, 3858500, 6173600, 7717000, 15434000, 30868000]

約数ペア:

[(1, 30868000), (2, 15434000), (4, 7717000), (5, 6173600), (8, 3858500), (10, 3086800), (16, 1929250), (20, 1543400), (25, 1234720), (32, 964625), (40, 771700), (50, 617360), (80, 385850), (100, 308680), (125, 246944), (160, 192925), (200, 154340), (250, 123472), (400, 77170), (500, 61736), (800, 38585), (1000, 30868), (2000, 15434), (4000, 7717)]