28089410

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:327

約数の個数: 48

約数和(自身を含む): 55302912

約数和(自身を除く): 27213502

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 251, 310, 361, 502, 589, 722, 1178, 1255, 1805, 2510, 2945, 3610, 4769, 5890, 7781, 9538, 11191, 15562, 22382, 23845, 38905, 47690, 55955, 77810, 90611, 111910, 147839, 181222, 295678, 453055, 739195, 906110, 1478390, 2808941, 5617882, 14044705, 28089410]

約数ペア:

[(1, 28089410), (2, 14044705), (5, 5617882), (10, 2808941), (19, 1478390), (31, 906110), (38, 739195), (62, 453055), (95, 295678), (155, 181222), (190, 147839), (251, 111910), (310, 90611), (361, 77810), (502, 55955), (589, 47690), (722, 38905), (1178, 23845), (1255, 22382), (1805, 15562), (2510, 11191), (2945, 9538), (3610, 7781), (4769, 5890)]