30009880

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6883}}^1$

素因数の和:7003

約数の個数: 32

約数和(自身を含む): 68151600

約数和(自身を除く): 38141720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 6883, 13766, 27532, 34415, 55064, 68830, 137660, 275320, 750247, 1500494, 3000988, 3751235, 6001976, 7502470, 15004940, 30009880]

約数ペア:

[(1, 30009880), (2, 15004940), (4, 7502470), (5, 6001976), (8, 3751235), (10, 3000988), (20, 1500494), (40, 750247), (109, 275320), (218, 137660), (436, 68830), (545, 55064), (872, 34415), (1090, 27532), (2180, 13766), (4360, 6883)]