30208040

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{4219}}^1$

素因数の和:4409

約数の個数: 32

約数和(自身を含む): 68364000

約数和(自身を除く): 38155960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 4219, 7160, 8438, 16876, 21095, 33752, 42190, 84380, 168760, 755201, 1510402, 3020804, 3776005, 6041608, 7552010, 15104020, 30208040]

約数ペア:

[(1, 30208040), (2, 15104020), (4, 7552010), (5, 6041608), (8, 3776005), (10, 3020804), (20, 1510402), (40, 755201), (179, 168760), (358, 84380), (716, 42190), (895, 33752), (1432, 21095), (1790, 16876), (3580, 8438), (4219, 7160)]